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.

Specification

Product
Product id	996627
Brand	AG Neovo
Partnr	QM5503
EAN/UPC code	4710739598612
Display
Display diagonal	55 inch
LED backlight	Y
Display resolution	3840 x 2160 Pixels
Display brightness	500 cd/m²
HD type	4K Ultra HD
Touchscreen	N
Response time	5 ms
Contrast ratio (typical)	5000:1
Viewing angle, horizontal	178 °
Viewing angle, vertical	178 °
Display number of colours	1.07 billion colours
Pixel pitch	0.315 x 0.315 mm
Surface hardness	3H
High Dynamic Range (HDR) supported	Y
Haze rate	25 procent
Horizontal scan range	15 - 135 kHz
Panel type	VA
Vertical scan range	24 - 85 Hz
Ports & interfaces
HDMI ports quantity	2
HDMI version	2.0
HDMI input ports quantity	2
DVI port	N
USB port	Y
Ethernet LAN	Y
Ethernet LAN (RJ-45) ports	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	1
Wi-Fi	N
RS-232 interface	Y
Audio
Built-in speaker(s)	Y
Number of built-in speakers	2
RMS rated power	20 W
Design
Design	Digital signage flat panel
Product colour	Black
Placement supported	Indoor
Orientation	Horizontal/Vertical
Screen shape	Flat screen
VESA mounting	Y
Panel mounting interface	400 x 400 mm
Anti-glare screen	Y
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
AC input voltage	100 - 240 V
Energy efficiency class (HDR)	G
AC input frequency	50 - 60 Hz
Energy consumption (SDR) per 1000 hours	134 kWu
Energy consumption (HDR) per 1000 hours	143 kWu
Energy efficiency scale	A to G
Computer system
Computer system	N
Built-in processor	N
Weight & dimensions
Display width	1238.4 mm
Display depth	70 mm
Display height	709.2 mm
Display weight	13000 g
Packaging data
Package width	1390 mm
Package depth	144 mm
Package height	830 mm
Package weight	17600 g
Packaging content
Handheld remote control	Y
Batteries included	Y
Cables included	HDMI
Power adapter included	Y
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	20 - 80 procent
Storage temperature (T-T)	-20 - 60 °C
Storage relative humidity (H-H)	20 - 80 procent
Technical details
Compliance certificates	CE, EAC, Federal Communications Commission (FCC), ICES, Low Voltage Directive (LVD), REACH, RoHS, UKCA, WEEE
USB playback	Y
Other features
Quick start guide	Y
Audio output	3.5mm
Display technology	LED