Digital advertising screens are dynamic electronic displays that show video, images, and text content to engage customers and deliver targeted messages in commercial environments.
“Digital signage displays capture 4× more views than static displays and have an 83% recall rate, twice that of traditional channels.”
Quick Guide to Digital Advertising Screens:
| Type | Best Use | Price Range | Key Features |
|---|---|---|---|
| Indoor LCD/LED | Retail, offices, restaurants | $400-$2,000 | 43″-65″ screens, 16/7 operation, FHD/4K resolution |
| Outdoor LED | Storefronts, venues | $2,000-$10,000+ | High brightness (1000+ nits), weather-resistant |
| Interactive Kiosks | Wayfinding, self-service | $1,500-$5,000 | Touch capability, Android OS, 4GB+ RAM |
| Video Walls | Large venues, lobbies | $5,000-$50,000+ | Narrow bezels, scalable design, central control |
| Media Players | Convert existing TVs | $80-$500 | Cloud management, content scheduling |
Whether you’re looking to boost sales with eye-catching promotions, improve internal communications, or improve customer experiences, digital advertising screens offer flexibility and impact that traditional signage simply can’t match. As a tech-savvy office manager, you’ll appreciate how these systems have evolved from complex IT projects to streamlined, user-friendly solutions that integrate seamlessly with your existing operations.
Today’s digital signage displays feature commercial-grade screens with system-on-chip architecture, allowing for multi-zone content with real-time updates that can be managed remotely. This means you can update messaging instantly across your entire network without printing new materials or physically visiting each location.
For businesses of all sizes, digital advertising screens represent a smart investment that can transform how you communicate with both customers and employees.
The Essentials of Digital Advertising Screens
Before diving into our top picks, let’s understand what makes digital advertising screens tick. At their core, these systems consist of three main components: the physical display, a media player (sometimes built into the screen as system-on-chip), and content management software.
Modern digital advertising screens have evolved significantly from the basic electronic billboards of yesterday. Today’s displays feature commercial-grade A+ screens specifically designed for extended operation—typically 16 hours a day, 7 days a week (16/7)—with improved brightness levels that ensure visibility even in challenging lighting conditions.
“Our customers are often surprised by how different commercial-grade digital signage is from consumer TVs,” explains our technical specialist at Automated Business Machines. “These displays are engineered for durability, with components that can withstand continuous operation in public environments across Georgia, from busy Atlanta malls to Savannah storefronts.”
When evaluating digital advertising screens, key specifications to consider include resolution (from standard HD to stunning 4K UHD), brightness (measured in nits), connectivity options (Wi-Fi, Ethernet, HDMI), operating system compatibility, mounting flexibility with VESA standards, and commercial warranties that typically range from 3-5 years.
How Digital Advertising Screens Work
Digital advertising screens operate on a simple yet powerful principle. At the heart of most modern systems is a System-on-Chip (SoC) processor that handles content playback and display functions. This technology eliminates the need for external media players in many cases, streamlining installation and reducing potential points of failure.
The magic happens in a straightforward workflow: your marketing team creates engaging content, uploads it to a cloud-based content management system (CMS), which then distributes it to your screens via internet connection. The SoC processes the content and displays it according to your programmed schedule or in response to specific triggers.
What makes these screens truly shine is their real-time updating capability. A restaurant in Marietta can automatically switch from breakfast to lunch menus at exactly 11:00 AM, while a retail store in Augusta can instantly update pricing across multiple locations during a flash sale. This dynamic flexibility simply isn’t possible with traditional signage.
For businesses looking to streamline their digital signage implementation, our Digital Signage Design Services Guide provides comprehensive insights into planning your perfect system. For ongoing management, our Digital Signage Cloud Services offer reliable, secure content delivery and monitoring.
Key Features Checklist for Digital Advertising Screens
When selecting digital advertising screens for your Georgia business, consider these essential features:
Size matters – Digital displays range from compact 15.6-inch touchscreens for countertop applications to impressive 65-inch (or larger) displays for lobbies and showrooms. The right size depends entirely on viewing distance and available space.
Resolution quality is crucial for making a good impression. For premium visual impact, look for 4K UHD (3840×2160) resolution, particularly for larger screens where viewers might examine content up close.
Brightness output needs to match your environment. Indoor displays should offer at least 300-500 nits, while outdoor or window-facing displays need 1000+ nits to combat Georgia’s abundant sunshine.
Touch capability transforms passive viewers into active participants. For interactive applications, capacitive multi-touch screens provide the familiar smartphone-like experience customers expect.
Mounting flexibility with VESA-compatible mounts ensures your displays can be installed in various configurations—wall-mounted, freestanding, or ceiling-suspended to maximize your available space.
Remote monitoring capabilities allow you to keep tabs on screen health, push updates, and troubleshoot issues without physical access—perfect for managing multiple locations across Georgia.
“The key to successful digital signage implementation is matching the hardware specifications to your specific environment,” notes our digital solutions expert at Automated Business Machines. “A screen that works perfectly in an air-conditioned Columbus office might fail quickly if installed in a sunny storefront window in Savannah.”
When comparing digital versus static signage ROI, businesses consistently report higher engagement, better recall, and ultimately stronger sales results with dynamic digital displays. Our clients typically see return on investment within 6-18 months, depending on implementation scale and business type.
Best 4K Indoor Display Screen (2025)
When it comes to making a lasting impression indoors, the Samsung Business QE43T 43-inch 4K UHD Commercial Signage Display takes the crown as our top pick for 2025.
This stunning display has won over businesses throughout Georgia, earning glowing reviews from over 34 customers who’ve experienced its crystal-clear visuals firsthand. Whether you’re showcasing products in a boutique shop or sharing company announcements in your lobby, this display delivers professional-grade performance that consumer TVs simply can’t match.
What makes this digital advertising screen special? For starters, its ultra-HD LCD panel brings content to life with remarkable 4K resolution (3840×2160), making every detail pop. With 300 nits of brightness, it’s perfectly calibrated for indoor environments where glare isn’t a major concern.
“The first thing our clients notice when we installed these in our waiting area was how crisp everything looks,” shared a dental practice manager in Marietta. “Patient education videos are so much more effective when they look this good.”
The display’s slim bezel design gives it a sleek, modern appearance that improves any space rather than dominating it. Its built-in speakers eliminate the need for separate audio equipment for basic sound applications—perfect for retail announcements or background music.
Reliability matters for business equipment, and this Samsung model delivers with a robust 16/7 duty cycle, meaning it can operate continuously for 16 hours daily, seven days a week. It’s backed by a solid 3-year commercial warranty that gives our clients peace of mind.
The real game-changer is the integrated system-on-chip technology that eliminates the need for separate media players in many scenarios. This not only creates a cleaner installation with fewer cables but also reduces potential technical headaches down the road.
HDR support ensures your content looks vibrant and lifelike, with rich colors and excellent contrast—essential for businesses where visual appeal drives customer decisions. We’ve seen remarkable results when installing these displays in high-end retail environments throughout Atlanta and beyond.
At Automated Business Machines, we’ve helped dozens of Georgia businesses transform their spaces with these premium displays. From corporate headquarters in Atlanta to boutique hotels in Savannah, the feedback is consistently positive—these screens deliver professional results without requiring an IT degree to operate.
Ready to lift your visual communications? Check out our complete Products and Solutions page to see how this display can integrate with our comprehensive digital signage ecosystem.
Best Outdoor High-Brightness LED Board
When it comes to capturing attention in outdoor environments, from busy Marietta storefronts to Augusta event venues, nothing beats a high-brightness LED display engineered to combat sunlight and weather challenges.
Our top pick for outdoor digital advertising screens is the RAYHOME Scrolling Huge Bright Advertising LED Sign. With over 1,900 customer reviews and an impressive 4.3-star average rating, this outdoor powerhouse delivers exceptional performance for businesses looking to make an impact in external environments.
Key Specifications:
- IP65 weatherproofing for year-round outdoor operation
- 5000+ nit brightness capability that remains visible even in direct sunlight
- Integrated ambient light sensors that automatically adjust brightness
- Modular panel design allowing for custom sizes and configurations
- Fanless cooling system reducing maintenance requirements
- WiFi and Bluetooth app control for easy content updates
- Energy-efficient LED technology for reasonable operating costs
What makes outdoor LED boards particularly effective is their ability to maintain visibility in challenging conditions. The human brain can recognize images in just 13 milliseconds, but only if they’re visible—and standard displays simply can’t compete with the Georgia sun.
“The difference between a standard display and a high-brightness outdoor LED is night and day,” explains our digital signage specialist at Automated Business Machines. “We’ve had clients try to save money with indoor screens in window displays, only to find them completely washed out during daylight hours. True outdoor-rated displays solve this problem with specialized anti-glare technology and brightness levels that cut through even direct sunlight.”
For businesses in LaGrange, Newnan, or other Georgia communities with storefronts facing east or west, these high-brightness displays are particularly valuable, as they maintain visibility during challenging morning and afternoon sun angles.
The modular nature of LED panels also allows for creative installations that can conform to unique architectural features or space constraints. Whether you need a standard rectangular display or something custom-shaped to match your building’s aesthetic, outdoor LED technology offers flexibility that traditional signage cannot match.
Best Interactive Touchscreen Kiosk
For businesses looking to create engaging, self-service experiences, interactive kiosks represent the perfect fusion of information display and customer empowerment. Our top recommendation is the QIXZOCV 43 Inch Indoor Digital Signage Touchscreen Kiosk, which has earned an impressive 4.2 out of 5 stars from users.
This floor-standing digital powerhouse transforms passive viewing into active engagement, making it ideal for retail environments, hotel lobbies, healthcare facilities, and educational institutions throughout Georgia.
Key Specifications:
- 43-inch capacitive multi-touch display
- Android operating system with intuitive interface
- 4GB RAM + 64GB storage for smooth application performance
- Floor-standing design with sturdy base for high-traffic areas
- Auto-play media functionality for passive content when not in use
- WiFi connectivity for remote content updates
- HDMI input for external device connection
“Interactive touch displays feel just like using your smartphone,” explains our technical specialist at Automated Business Machines. “This familiarity means even your grandma can comfortably steer your content without calling for help.”
The beauty of these kiosks lies in their flexibility. Think of them as digital Swiss Army knives for your business. A single unit might serve as a wayfinding directory in the morning, transform into a product catalog browser by afternoon, and become a self-service check-in station for evening events.
We’ve seen remarkable success stories across Georgia with these interactive solutions. A shopping mall in Athens cut staff interruptions by 65% after installing their directory kiosk, while their customer satisfaction scores actually improved. Meanwhile, a car dealership in Roswell used their touch kiosks to let customers browse inventory and customize vehicles on their own terms, boosting accessory sales by 28%.
“Our kiosk paid for itself faster than we expected,” the dealership’s sales manager told us with a smile. “Customers spend more time playing with options, and they often add features they might have rejected if a salesperson suggested them. It’s like they sell themselves on upgrades.”
For businesses with locations scattered from Macon to Sandy Springs, these kiosks deliver consistent customer experiences while taking pressure off your staff during rush periods. The digital advertising screens become both silent salesperson and helpful guide, working tirelessly even when your human team members need a break.
Best Budget-Friendly Plug-and-Play Display
Not every business needs an elaborate digital signage setup. For small businesses, startups, or organizations testing the waters with digital advertising screens, a budget-friendly plug-and-play solution can deliver impressive results without breaking the bank.
Our top recommendation in this category is the digital signage media player kit that can transform any standard TV or monitor into a powerful digital signage display. Priced at just $79.99 and with consistent 4+ star ratings, these devices offer remarkable value.
Key Specifications:
- HDMI connectivity to existing displays
- Built-in WiFi for cloud content management
- Auto-play functionality for hassle-free operation
- Support for videos, images, and scrolling text
- Remote management via mobile app
- No recurring subscription fees (optional premium plans available)
- Compact design that hides behind your display
“The beauty of these plug-and-play devices is their simplicity,” explains our small business specialist at Automated Business Machines. “A coffee shop owner in Albany can update their menu board from home at night, while a boutique in Johns Creek can showcase their latest arrivals with professional-looking slideshows—all without technical expertise or major investment.”
The workflow is straightforward:
- Connect the media stick to your TV’s HDMI port
- Join your WiFi network
- Use the companion app to upload and schedule content
- The device automatically plays your content on loop
These affordable players are perfect for:
- Seasonal businesses testing digital signage before larger investments
- Small retailers with limited marketing budgets
- Professional offices displaying welcome messages and announcements
- Churches or community organizations sharing event calendars
- Restaurants showcasing daily specials or happy hour promotions
While these budget options lack some advanced features of premium systems (like touch interactivity or ultra-high brightness), they provide an excellent entry point into digital signage.
For businesses ready to explore more comprehensive solutions as they grow, Automated Business Machines offers seamless upgrade paths through our Products and Solutions services, ensuring your initial investment contributes to your long-term digital strategy.
Best Modular Video Wall Panel
For businesses looking to create truly immersive visual experiences, nothing compares to the impact of a seamless video wall. Whether in corporate lobbies, control rooms, or high-end retail environments, video walls transform ordinary spaces into extraordinary brand showcases.
Our top recommendation for modular video wall panels comes from Samsung’s business display lineup, featuring ultra-narrow bezels that create nearly seamless images across multiple screens.
Key Specifications:
- Bezel-to-bezel width as narrow as 0.44mm for near-seamless appearance
- Built-in daisy-chain capability for simplified cabling
- Factory color calibration ensuring consistent image across panels
- Modular design allowing for creative configurations (not just rectangles)
- Central controller for synchronized content across all panels
- Commercial-grade components rated for 24/7 operation
- Advanced cooling system preventing image degradation from heat
“Video walls aren’t just bigger screens—they’re completely different experiences,” notes our visual solutions expert at Automated Business Machines. “When content flows seamlessly across multiple panels, it creates a sense of immersion that single displays simply can’t match, no matter their size.”
The magic of digital advertising screens in video wall format lies in their ability to tell a story at scale. Imagine walking into a bank lobby where a stunning nature scene spans the entire wall, or attending a corporate event where product demonstrations unfold across a canvas six times larger than life. These aren’t just displays—they’re experiences that stick with viewers long after they’ve left.
We’ve helped clients across Georgia transform their spaces with remarkable results. A luxury car dealership in Atlanta installed a 3×3 video wall showcasing their vehicles in cinematic quality, and saw customers lingering in the showroom 40% longer than before. When people stay longer, they connect more deeply with your brand.
A university in Augusta took a creative approach with a curved video wall in their welcome center. It’s become the backdrop for countless student photos and social media posts—turning visitors into brand ambassadors without a single sales pitch.
Even practical applications see tremendous benefits. The regional operations center in Marietta that deployed a 4×2 video wall for monitoring critical systems found their team responding faster and more accurately to situations simply because information was more visible and better organized.
The beauty of modular video walls is that you don’t have to go all-in from day one. Start with a modest 2×2 configuration that makes an impact without breaking the budget. As your business grows, add panels to expand your visual storytelling capabilities. This scalability makes video walls accessible even to mid-sized businesses looking to differentiate themselves in competitive markets.
For businesses considering this technology, our team at Automated Business Machines provides comprehensive support—from initial site assessment to content strategy development and professional installation. We ensure your investment delivers the maximum possible impact, whether you’re in busy Atlanta or serving customers in smaller Georgia communities.
Measuring Success: Analytics & ROI
The excitement of installing shiny new digital advertising screens is just the beginning of your digital signage journey. The real magic happens when you start measuring how these dynamic displays perform for your business.
Unlike old-school static signs that just hang there with no feedback, modern digital displays come equipped with powerful analytics tools that tell you exactly how your investment is performing.
“The human brain can recognize images in just 13 milliseconds, but what truly matters is whether those images drive the behaviors you want,” explains our analytics specialist at Automated Business Machines. “Modern digital signage platforms give you real data to understand not just who saw your content, but how they responded to it.”
Smart businesses track several key performance areas when measuring their digital advertising screens. First, there’s attention metrics – how long do people actually look at your screens? Are they stopping in their tracks (increased dwell time) or just glancing as they walk by? With sensors and cameras, you can even track viewing distance and identify peak viewing times to optimize your content schedule.
For interactive displays, engagement becomes measurable through touch interactions, QR code scans, and even social media mentions triggered by your displays. One restaurant owner in Savannah shared her success story with us:
“We ran A/B testing with our digital menu boards, switching between two different layouts each day for two weeks. The data showed one design increased dessert orders by 22% – that’s about $1,800 in additional monthly revenue just from a simple content tweak!”
The most powerful metrics connect directly to your bottom line. Sales uplift during specific content displays, conversion rates for promoted items, and customer satisfaction scores all help paint a complete picture of your screens’ effectiveness.
Modern Content Management Systems like those offered through our Digital Signage Cloud Services make collecting and visualizing this data surprisingly easy. You don’t need to be a data scientist to understand what’s working and what needs adjustment.
For retail shops, connecting your digital signage analytics with point-of-sale data reveals direct correlations between what’s on screen and what’s selling. A clothing retailer in Atlanta finded that featuring accessories alongside outfits on their digital advertising screens boosted attachment sales by 34% – a significant revenue bump from a simple content strategy.
At Automated Business Machines, we help businesses across Georgia set up meaningful measurement systems that show clear ROI from their digital signage investments. We believe if you can’t measure it, you can’t improve it!
Why Digital Advertising Screens Beat Static Signs
The numbers don’t lie – digital advertising screens consistently outperform traditional static signage in virtually every way that matters.
When it comes to grabbing attention, digital displays capture 4× more views than static displays, according to Nielsen research. But catching eyes is just the start. Digital signage achieves an impressive 83% recall rate, which is twice what traditional signs manage. People simply remember dynamic content better than static images.
Content flexibility might be the biggest advantage. While a printed poster shows exactly one message until you physically replace it, digital screens can showcase unlimited content that updates in real-time. That morning coffee promotion can automatically switch to lunch specials at 11:00 AM without anyone lifting a finger.
“A client with 12 locations across Georgia was spending approximately $2,400 every quarter on printed promotional materials,” recalls our solutions consultant. “After implementing digital signage, that expense dropped to zero while giving them the ability to update messaging instantly and target by location, time of day, and even weather conditions.”
Though the initial investment for digital advertising screens is higher than printed signs, the long-term math favors digital. The elimination of ongoing printing, shipping, and installation costs for updated content provides significant savings over time. There’s also the environmental benefit of eliminating the waste associated with printed materials that quickly become outdated.
Digital content also solves a fundamental problem with traditional signage: viewer fatigue. Static displays quickly become “invisible” to regular visitors (our brains are wired to ignore unchanging stimuli), while digital content remains fresh and engaging through regular updates and motion elements.
As one retail manager in Roswell told us with a smile, “Our storefront digital display is like having a salesperson who never takes a break, consistently attracting attention even from people who weren’t planning to stop.”
In competitive environments like shopping malls or busy street locations, standing out isn’t just nice – it’s necessary for survival. Digital advertising screens provide that competitive edge through movement, brightness, and constantly refreshed content that static signs simply cannot match.
Frequently Asked Questions about Digital Advertising Screens
What are the ongoing costs?
When you invest in digital advertising screens, the upfront hardware purchase is just the beginning of your journey. To help you budget properly, let’s break down what you can expect to pay over time:
The maintenance of your screens shouldn’t be overlooked. You’ll want professional cleaning about four times a year to keep everything looking sharp. While component replacements are typically minimal during your warranty period, consider budgeting $100-300 annually for extended warranty coverage, depending on your screen size.
“Many clients are surprised by how energy-efficient modern displays are,” shares our technical specialist at Automated Business Machines. “A typical 43-inch commercial display consumes about the same electricity as a traditional light bulb when running during business hours.”
Your Content Management System (CMS) will likely have ongoing fees too. Cloud-based platforms typically run $15-50 per screen monthly, while enterprise solutions often come with custom pricing based on your specific needs. If you prefer an on-premises solution, you’ll face higher upfront costs but fewer recurring charges.
As for power consumption, indoor LCD screens around 43 inches typically use 80-120 watts, while outdoor LED displays might use 200-500 watts depending on brightness settings. For video walls, simply multiply a single panel’s consumption by your total number of panels.
For a typical retail location with three digital displays, you’re generally looking at $50-100 monthly in operational costs beyond your initial investment—significantly less than what you’d spend regularly printing and distributing traditional signage updates.
Through our Digital Signage Cloud Services, we offer straightforward subscription plans that include content management, technical support, and regular system health checks. This helps businesses across Georgia maintain peak performance while keeping costs predictable.
How do I keep content fresh?
Even the most impressive digital advertising screens will lose their impact if they show the same content for too long. Content fatigue is real, but there are plenty of ways to keep your displays engaging:
Template libraries are your friend! Most modern CMS platforms include extensive collections of professional templates that make creating fresh content quick and simple—even if you don’t have design experience on your team.
Smart scheduling can dramatically extend the life of your content. Try day-parting by showing different content based on time of day—morning coffee promotions, afternoon snack specials, and evening dinner options for restaurants, for example. Seasonal rotation aligned with holidays and local events keeps things relevant, while triggered content can automatically display weather-appropriate messaging or inventory-based promotions.
“The ability to update content from anywhere has been a game-changer,” shares a multi-location business owner from Columbus. “When we launch a flash sale, we can push new promotional content to all our locations within minutes, rather than the days it used to take with printed materials.”
When you’re looking for content inspiration, consider incorporating social media feeds (with curated user content), RSS news relevant to your industry, staff spotlights, customer testimonials, product demonstrations, or local community information.
At Automated Business Machines, we help clients develop sustainable content strategies that balance visual impact with operational reality. Our content services can supplement your internal resources, ensuring your screens always display fresh, engaging content without overwhelming your team.
Are digital advertising screens accessible?
Creating inclusive experiences with digital advertising screens isn’t just good practice—it’s increasingly a legal requirement for many businesses. Here’s how we ensure your digital signage works for everyone:
Physical placement matters tremendously. Interactive displays should be mounted at ADA-compliant heights, typically 15-48 inches from the floor to the center of the screen. You’ll also need sufficient clear floor space in front of interactive kiosks (minimum 30×48 inches) and alternative access methods for users with mobility limitations.
For visual accessibility, maintain high contrast ratios between text and backgrounds (minimum 4.5:1) and use legible fonts at sufficient sizes (minimum 22pt for viewing distances of 3-6 feet). Avoid relying solely on color to convey information, and always include captions for video content.
If you’re using interactive displays, ensure touch targets are sufficiently large (minimum 44×44 pixels), provide audio feedback for touch interactions when appropriate, and design navigation that works with assistive technologies.
“We worked with a government office in Augusta to implement fully accessible wayfinding kiosks,” recalls our accessibility specialist. “By incorporating voice control, adjustable height settings, and high-contrast display modes, we created a solution that serves all visitors effectively.”
For businesses concerned about compliance, Automated Business Machines offers accessibility audits of existing digital signage systems. We can recommend upgrades or adjustments to meet current standards, ensuring your investment serves your entire customer base effectively.
Conclusion
Digital advertising screens have transformed from exciting new tech to must-have business tools that outshine traditional signage in flexibility, engagement, and measurable results. Whether you run a cozy café in Albany or manage multiple retail locations across Georgia, the right digital display solution can revolutionize how you connect with customers.
Here at Automated Business Machines, we believe effective digital signage goes far beyond just hanging screens on walls. Success comes from building a complete ecosystem that delivers your message with both impact and reliability. When you work with us, you benefit from our comprehensive approach:
First, we start with a consultative assessment where we take the time to understand your specific goals, environment, and audience. This helps us recommend solutions that actually solve your unique challenges, not just sell you equipment.
Next comes custom design – selecting the perfect hardware and software components custom specifically to your needs, whether that’s a simple plug-and-play solution or an elaborate video wall installation.
Our team handles professional deployment with expert installation and configuration, ensuring everything works flawlessly from day one. We’ve seen too many businesses struggle with DIY installations that never quite work right.
Finally, we provide ongoing support with maintenance, content assistance, and technical help to maximize your investment for years to come. Our clients tell us this ongoing relationship is what truly sets us apart.
As Georgia’s trusted business technology partner, we understand the unique challenges facing businesses across our state. Our partnerships with industry leaders like Toshiba Digital Signage allow us to offer cutting-edge solutions while providing the local, personalized service you deserve.
“The team at Automated Business Machines didn’t just sell us digital signage – they helped us rethink our entire customer communication strategy,” shared one restaurant owner from Macon. “The screens paid for themselves within months through increased dessert and beverage sales.”
Whether you’re ready to install your first digital display or upgrade an existing network, we’d love to chat about your vision. With offices serving Albany, Athens, Atlanta, Auburn, Augusta, Columbus, Johns Creek, LaGrange, Macon, Marietta, Newnan, Roswell, Sandy Springs, and Savannah, we’re your neighbors as well as your technology partners.
Transform your visual communications today with digital advertising screens from Automated Business Machines—where we turn technology challenges into business opportunities, one pixel at a time.