Technical specifications:

Qtenboard - The Top Hardware Supplier for Digital Signage in China

Qtenboard Digital Signage

Qtenboard operates two large-scale factories with end-to-end quality control, ensuring stable supply, consistent performance, and long-term reliability for global partners.

330,000 m² Integrated Production Space
Highly Automated Manufacturing Lines
Daily Capacity of up to 200 Units
48-Hour Aging & Reliability Testing
International Compliance— CE · FCC · RoHS · PSE · UL (optional)
Flexible Manufacturing & OEM/ODM Options

Core Features

4K Display

High-resolution visual showcase

Plug & Play Deployment

Power on and start instantly. No complex installation required, easy to move and redeploy.

Foldable Design

Can use the handle to storage and carry easily.

Timer on/off

Support custom time slot playback ofprograms and setting timed on/off times

Multi-Language Support

Perfect for international users and multilingual environments.

Rich Multimedia Display

Freely combine images, videos, animations, and text for stronger visual impact.

Product Highlights

10/20 Points IR touch

3ms fast response experience

Smart Timing

Smart Timing enables automated content scheduling based on time, date, and usage scenarios.

ULTRA WIDE ANGLE DISPLAY

178-degree viewing angle allows the display to remain clear, color-accurate, and visually consistent from multiple angles and in various scenarios, making it a key advantage for enhancing advertising impact and user experience.

24/7 Operation Stability

Commercial-Grade Durability
Engineered for continuous 24/7 operation with optimized heat dissipation.

Powerful CMS & Ad Management

Cloud-Based CMS Control
Multi-device content delivery, layout editing, emergency push, playback logs, device monitoring, batch updates, scheduled on/off, and role-based access.

Muti Split Screens-One Screen, Multiple Business Goals

Split-screen display allows you to promote multiple products at once, separate video and text for clearer messaging, reduce the need for multiple screens, and deliver the right content to viewers at different distances—all with a single display.

OEM Option

Technical Specifications

The following technical parameters are based on a 55-inch QM-5516GL-S model. If you need technical parameters for other sizes, please contact Qtenboard.

Display parameter
The following technical parameters are based on a 55-inch model. If you need technical parameters for other sizes, please contact Qtenboard.
Brand	Qtenboard
Model	QM-5516GL-S
Screen Size	55inch
Resolution	19201080, 2K; 38402160, 4K.(Optional)
Angle of view	178°
Contrast ratio	3000:1 / 4500:1
Display size	682.2×1211.4mm（H×V）
Display rate	16:9
Back light	LED
Brightness	≥300 / 400 / 500 cd/㎡
Refresh rate	60 / 120 HZ
Color	16.7M(8-bit) / 1.07B (10-bit)
System configuration
Operation system	Android
Version	9.0 / 11.0 / 13.0 / 14.0 / 16.0
CPU	Quad/Octa-core A55, Quad-core A53+A73,Hybrid Quad A53 + A72
GPU	Mali-G31
RAM	1 / 2 / 4 /8 GB
Storage memory	8 / 16 / 32 / 64 / 128 GB
Interface	HDMI1(2.1 4kx2k@60Hz input) USB2
Audio interface	3.5mm ear jack*1
Network	1pc,10M/100M/1000M Adaptive Ethernet
WIFI & Bluetooth	Built in WIFI (2.4G/5G single-signal) & BT 4.2 / 5.0 / 5.4
3G/4G	Choose to install
System Function
Decoding capability	Supports 2/4K video and picture decoding and playback
Software application	Support to install the third-party software
Language	English etc language
Boot animation	Support to customize
Infrared remote control	Operate system by remote control
Audio function	Support left/right channel output,built-in double 8Ω power amplifier
Power-on/off	Remote control/timing/network wake-up/self-start
System authorization	Allow root permission and customize software development
Mouse mode	Support wired/wireless mouse or use keyboard
System update	Support local and remote upgrade
Play mode	Audio: MP3, WMA, WAV, APE, FLAC, AAC, OGG,M4A,3GPP etc Picture: JPG, BMP, PNG etc Video: AVI, rm, rmvb, MKV, WMV, MOV, MP4 etc
Typing	Standard Android keyboard as default,can install the third party typing
More functions	Follow instruction manual/video or contact supplier
Software function（CMS Optional）
Background support	Web/mobile IE (local network/WAN)
Play mode	Networking/standalone
Play support	Video/picture/subtitles/PPT/web/weather/clock etc mixture to play
Smart splicing	Support custom playing modes to splice as setting
Timing function	Support to set playing custom program in time period
Terminal administration	Administrator can create and modify account for level-to level administration
More function	Follow instruction manual/video or contact supplier
Machine parameter
Color	Black / White / Others
Frame material	Aluminum (oxidized wire drawing)
Body material	Metal cold rolled steel plate (metal coating)
Surface material	3mm tempered glass(physical)
Product size	747.1189521mm (For reference only)
Packing size	2015165860mm(For reference only)
Packing material	Neutral carton / Wooden frame / Wooden box
Net/gross weight	56.5KG/60KG (For reference only)
Install ways	Bracket
Electrical features
Scenarios	Indoor
Rated voltage	AC110-220V
Stand by power	≦1W
Rated power	≦85W
Suitable Environment	Temperature‐0℃~55℃/humidity 10%RH~90%RH
Storage Environment	Temperature‐5℃~60℃/humidity 10%RH~90%RH

* Technical parameters above are for the 55-inch QM-5516GL-S reference model. For detailed specs of other sizes please contact Qtenboard.

Application

Qtenboard Foldable Vertical Digital Signage for restaurant entrances to promote daily specials

Ideal for restaurant entrances to promote daily specials, combo meals, and limited-time offers.

Qtenboard Foldable Vertical Digital Signage for retail stores to showcase best-selling products

Perfect for retail stores to showcase best-selling products, discounts, and seasonal promotions.

Well-suited for exhibitions and events to display brand messages, schedules, and promotional content.

OEM/ODM Customization Capabilities

Feature	Description
Brand Logo & Boot Animation	Personalize your product with custom logos and startup animations for full brand identity.
UI/OS Deep Customization	Tailor system interface, themes, and functionality to match your brand’s unique requirements.
Chassis & Mold Modification	Modify device enclosures or design new molds for differentiated product appearance.
Packaging Design	Custom packaging to suit your branding and global shipping needs.
SN Tracking & Batch Production	Each unit tracked with a unique serial number to ensure quality and manage after-sales efficiently.
White Label Services	Offer products ready to market under your own brand name.
CKD/SKD Supply Capability	Flexible shipment options: complete, semi-knocked down, or fully assembled units.
Software Development & SDK/API Support	Integrate third-party applications or develop proprietary software to meet specific project needs.

Factory Overview

Qtenboard Digital Signage Factory Entrance

Factory Entrance — Modern and spacious facility designed for high-efficiency production.

Qtenboard Digital Signage Production Line

Production Line — Fully automated assembly lines for consistent quality output.

Quality Control — Rigorous testing ensures reliable products for global clients.

Warehouse & Logistics — Organized storage and efficient shipping for worldwide distribution.

Global Cases

Thailand—Retail Stores & Fashion Chains — High-impact promotional displays widely deployed in global retail chains.

HK CN—Supermarket & Hypermarket Chains — Stable, long-hour signage for daily promotions and in-store navigation.

Australian—Shopping Mall Commercial Areas — Large-format displays for brand advertising and tenant promotions.

UK—Airports & Train Stations — Reliable 24/7 operation in high-traffic transportation hubs.

USA—QSR & Restaurant Menu Boards — Dynamic digital menus and promotional screens for franchise chains.

UZ—Hospitals & Public Service Centers — Clear information display for navigation, announcements, and service queues.

Brazil—Corporate Lobby & Office Buildings — Professional signage for branding, visitor information, and event display.

Japan—Hotels & Hospitality Groups — Elegant lobby displays for welcome messages and promotional content.

Finland—Education & Exhibition Areas — Used for campus announcements, exhibition displays, and information boards.

End-to-End Support for Global Brand Partners

Qtenboard provides structured pre-sales and after-sales services to ensure efficient project delivery and stable long-term partnerships with global brands and distributors.

Pre-Sales Support

Dedicated Account Manager — One-on-one coordination for project planning, requirement evaluation, and solution alignment.
Professional Technical Consultation — Professional guidance on product configuration, system architecture, CMS compatibility, and integration feasibility.
Sample & Testing Support — Rapid sample preparation, performance validation, and assistance with certification and compliance requirements.

After-Sales Support

Sample & Testing Support — Fast sample preparation, functional testing assistance, and guidance on certifications and compliance.
Remote Technical Assistance — Ongoing assistance for firmware optimization, CMS deployment, system tuning, and troubleshooting.
SN Tracking & Batch Management — Complete serial number tracking for warranty management, quality control, and efficient issue diagnosis.
OTA System Updates — Secure cloud-based firmware and feature updates to keep devices stable and up to date.
Spare Parts & Fast Replacement — Readily available key components and fast replacement solutions to reduce downtime.
Global Logistics Expertise — Experienced handling of export packaging, documentation, and international shipping for digital signage projects.

1. How do I manage and update the content?

Content can be managed remotely through our CMS system, enabling easy uploads and scheduling from anywhere, anytime.

2.How easy is the installation and maintenance?

Installation is straightforward with guides and videos. Maintenance is mainly screen cleaning and checking connections.

3.How about the after-sales service?

We offer comprehensive after-sales service, including a warranty for defects. Remote support and on-site assistance are available if needed.

4.Can the digital signage be customized or branded?

Yes, we offer OEM/ODM services, including custom sizes, colors, branding, and software tailored to your specific needs.

Foldable Vertical Digital Signage for Retail & Events

Product description: