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55” 4K Digital Signage Display
The QM5503 is a professional-grade 55-inch 4K UHD digital signage display built for the demands of commercial spaces. It delivers vivid visuals with a slim and lightweight design that allows for easy installation and a modern aesthetic. The anti-glare screen and high brightness ensure excellent legibility in bright or mixed-light settings. Engineered for 24/7 operation, it supports both portrait and landscape modes and features AG Neovo’s Anti-Burn-in™ technology for dependable longevity. USB Type-C connectivity allows for streamlined media input, making it ideal for retail, hotels, transport hubs, and other public-facing commercial applications.
Slim Profile for Space-Conscious Installations
The QM5503’s slim, lightweight profile enables seamless integration into confined or space-limited environments such as point-of-sale counters, wall-mounted retail spaces, or corridor signage—maintaining a clean and professional look.
True 4K for High-Impact Visuals
With true 4K UHD resolution, the display delivers crisp, finely detailed images—perfect for engaging shoppers in retail spaces or delivering clear messaging in hospitality and commercial settings.
500 nits Brightness for Indoor Visibility
With a brightness level of 500 nits, the QM5503 ensures vivid, eye-catching visuals that remain impactful even in brightly lit indoor environments.
Anti-Glare Surface for Enhanced Readability
The anti-glare coating significantly reduces reflections and glare, improving legibility under varying lighting conditions—ideal for high-traffic indoor use.
Wide Viewing Angle for Consistent Visual Quality
Equipped with a wide viewing angle panel, the QM5503 ensures accurate colour and clarity from all perspectives—suitable for overhead, wall-mounted, or eye-level display placements.
Patented ANTI-BURN-IN™ Technology
AG Neovo’s proprietary Anti-Burn-in™ Technology protects against ghosting and image retention—extending panel lifespan and ensuring visual consistency over long usage periods.
Flexible Installation in Landscape or Portrait
Supports both horizontal and vertical orientations—giving you the freedom to adapt the display layout to different signage needs across commercial environments.
Designed for Performance. Built for Commercial Use
USB Type-C Connectivity for Simplified Media Playback
Streamline your setup with USB Type-C—enable media transmission and power via a single cable, reducing clutter and speeding up installation.
Built-in Audio with Optional External Output
Includes two built-in 10W speakers for onboard audio delivery—ideal for use without additional speakers. A 3.5 mm audio-out jack allows connection to external sound systems when required.
Seamless Remote Management Across Devices
Neovo Controller software allows intuitive remote management of multiple displays. Control power, input source, brightness, and more across different locations—enhancing operational efficiency for digital signage deployments.
RS232 and LAN for Centralised Management
Easily integrate the QM5503 with AV control systems via RS232, or manage the displays across networks using LAN—ideal for multi-site signage setups such as shopping centres, airports, or universities.
Flexible Connectivity with Built-In Media Playback
Featuring dual HDMI 2.0 inputs and a USB 2.0 port, the QM5503 provides reliable and flexible connectivity—ideal for seamless media playback, straightforward maintenance, and integration within commercial digital signage networks.
Display | |
Panel type | VA |
LED backlight | Yes |
Display diagonal | 139.7 cm (55") |
Display technology | LED |
Display resolution | 3840 x 2160 pixels |
Display brightness | 500 cd/mý |
HD type | 4K Ultra HD |
Touchscreen | No |
Response time | 5 ms |
Contrast ratio (typical) | 5000:1 |
Viewing angle, horizontal | 178ø |
Viewing angle, vertical | 178ø |
Display number of colours | 1.07 billion colours |
Pixel pitch | 0.315 x 0.315 mm |
Horizontal scan range | 15 - 135 kHz |
Vertical scan range | 24 - 85 Hz |
High Dynamic Range (HDR) supported | Yes |
Haze rate | 25% |
Surface hardness | 3H |
Ports & interfaces | |
HDMI ports quantity | 2 |
HDMI version | 2.0 |
HDMI input ports quantity | 2 |
DVI port | No |
USB port | Yes |
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 1 |
Ethernet LAN | Yes |
Ethernet LAN (RJ-45) ports | 1 |
Wi-Fi | No |
RS-232 interface | Yes |
Audio | |
Built-in speaker(s) | Yes |
Number of built-in speakers | 2 |
RMS rated power | 20 W |
Design | |
Product design | Digital signage flat panel |
Placement supported | Indoor |
Orientation | Horizontal/Vertical |
Product colour | Black |
Screen shape | Flat |
VESA mounting | Yes |
Panel mounting interface | 400 x 400 mm |
Anti-glare screen | Yes |
Performance | |
Purpose | Commercial |
Operating hours (hours/days) | 24/7 |
Power | |
Power consumption (typical) | 135 W |
Power consumption (standby) | 0.5 W |
Energy efficiency class (SDR) | G |
Energy efficiency class (HDR) | G |
Energy consumption (SDR) per 1000 hours | 134 kWh |
Energy consumption (HDR) per 1000 hours | 143 kWh |
AC input voltage | 100 - 240 V |
AC input frequency | 50 - 60 Hz |
Energy efficiency scale | A to G |
Computer system | |
Computer system | No |
Built-in processor | No |
Weight & dimensions | |
Display width | 1238.4 mm |
Display depth | 70 mm |
Display height | 709.2 mm |
Display weight | 13 kg |
Packaging data | |
Package width | 1390 mm |
Package depth | 144 mm |
Package height | 830 mm |
Package weight | 17.6 kg |
Packaging content | |
Remote control included | Yes |
Batteries included | Yes |
Power adapter included | Yes |
Cables included | HDMI |
Operational conditions | |
Operating temperature (T-T) | 0 - 40 øC |
Operating relative humidity (H-H) | 20 - 80% |
Storage temperature (T-T) | -20 - 60 øC |
Storage relative humidity (H-H) | 20 - 80% |
Technical details | |
USB playback | Yes |
Compliance certificates | CE, EAC, Federal Communications Commission (FCC), ICES, Low Voltage Directive (LVD), REACH, RoHS, UKCA, WEEE |
Other features | |
Quick start guide | Yes |
Audio output | 3.5mm |
Warranty | |
Base Warranty | Non Non |