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27 inch 4K UHD high brightness digital signage display
| Brand | RisingStar |
| Model name | RS270QUB-ND20 |
| Screen size | 27 " |
| Screen type | Outdoor LCD Monitor |
| Resolution | 1920(RGB)×1080 |
| Brightness | 1500 to 5000 nits |
27-Inch 4K UHD High Brightness Digital Signage Display
The 27″ 4K UHD High Brightness LCD/TFT Digital Signage Display is engineered for high-light environments, delivering exceptional sunlight readability and industrial-grade reliability. Designed for both indoor and outdoor applications, it ensures 24/7 operation, perfect for window displays, outdoor advertising, industrial control, and public information signage. Its sleek design, superior brightness, and robust construction make it the ideal choice for demanding commercial and industrial environments.
Product images
Application examples
Technical specifications
| Parameter | Specification |
|---|---|
| Panel Size | 27.0 inch |
| Panel Type | a-Si TFT-LCD, LCD Module |
| Resolution | 3840(RGB)×2160, UHD, 163PPI |
| Pixel Arrangement | RGB Vertical Stripe |
| Active Area | 597.6 (W) × 336.15 (H) mm |
| Viewing Area | 601.6 (W) × 340.15 (H) mm |
| Surface Treatment | Matte, Hard Coating (3H) |
| Brightness | 1000 – 5000 nits |
| Contrast Ratio | 3000:1 (Typ., Transmissive) |
| Optical Mode | AMVA, Normally Black, Transmissive |
| Viewing Angle | 89/89/89/89 (Typ., CR≥10) |
| Response Time | 7/5 ms (Typ., Tr/Td) |
| Display Colors | 16.7M, 72% NTSC |
| Backlight Type | 15S4P WLED, 40K hours, Driverless |
| Weight | 2.18 kg (Typ.) |
| Recommended Use | Computer Monitor |
| Refresh Rate | 75 Hz / 120 Hz (with MEMC) / 240 Hz (with MEMC) |
| Touch Function | No Touch |
| Signal Interface | LVDS (2 ch, 8-bit), 30 pins |
| Supply Voltage | 5.0 V (Typ.) |
| Storage Temperature | -30 ~ 80 °C |
| Operating Temperature | -20 ~ 70 °C |
Technical Specifications
Brightness: ≥1000 nits – ensures clear visibility even in direct sunlight
Resolution: 3840 × 2160 (4K UHD)
Contrast Ratio: 10,000:1 (Optical Bonding enhances color depth)
Response Time: 8 ms
Backlight: High-efficiency LED with flicker-free PWM dimming
Surface Treatment: Optical bonding with anti-reflective (AR) coating for maximum readability
Continuous Operation: Industrial-grade power and thermal design support 24/7 usage
Connectivity: HDMI ×2, DP ×1, USB control port
Operating Temperature: –20 °C to +70 °C
Ingress Protection: IP65 (optional) for outdoor weatherproofing
Installation Options: Wall mount, pole mount, or multi-screen video wall setups
Key Features
Sunlight Readable: Clear, vibrant display under direct sunlight, ideal for outdoor signage.
Industrial-Grade Durability: Low heat generation, stable long-term operation, and extended lifespan.
Flexible Integration: Supports multi-screen setups and seamless video wall configurations.
Slim & Lightweight Design: Easy installation without compromising robustness.
Energy Efficient: Low power consumption while maintaining high brightness.
Applications
Outdoor Advertising: High brightness ensures maximum visibility in direct sunlight.
Retail Window Displays: Captivates passersby with clear 4K visuals.
Industrial Control Panels: Durable and reliable under extreme conditions.
Public Information Displays: Perfect for transportation hubs, kiosks, and information boards.
Expert Insights
“Our engineering team tested this display in high-noon sunlight at busy city centers. Even under intense glare, the 4K UHD screen remained perfectly visible, thanks to its AR coating and high brightness. This ensures advertisements and information are always clear and impactful.” — Lead Product Engineer
Certifications & Authority
CE and RoHS certified
IP65 outdoor protection (optional)
Proven performance in municipal public information systems and retail window display projects
Trusted by leading global clients for reliability and durability
Frequently Asked Questions (FAQ)
Q: Can the backlight brightness be adjusted?
A: Yes, it supports PWM dimming, allowing precise brightness control without flicker.
Q: Is this display suitable for outdoor continuous operation?
A: Yes, with IP65 housing and industrial-grade thermal management, it operates reliably 24/7.
Q: Can multiple units be combined for a larger video wall?
A: Absolutely. The slim bezels and seamless design support flexible multi-screen video walls.
Company & Support
With over 15 years of experience in professional LCD display development, RisingStar provides ISO9001-certified products, expert technical support, and reliable after-sales services, including 2-year warranty, on-site guidance, and long-term spare parts supply.
Why Choose RisingStar?
By combining high brightness, industrial durability, and expert engineering, our 27″ 4K UHD Digital Signage Display guarantees unmatched visibility, reliability, and performance in any environment. Perfect for commercial, industrial, and public applications, it is a trusted solution for businesses looking to deliver clear, impactful visual content.
| Parameter | Specification |
|---|---|
| Panel Size | 27.0 inch |
| Panel Type | a-Si TFT-LCD, LCD Module |
| Resolution | 3840(RGB)×2160, UHD, 163PPI |
| Pixel Arrangement | RGB Vertical Stripe |
| Active Area | 597.6 (W) × 336.15 (H) mm |
| Viewing Area | 601.6 (W) × 340.15 (H) mm |
| Surface Treatment | Matte, Hard Coating (3H) |
| Brightness | 1000 – 5000 nits |
| Contrast Ratio | 3000:1 (Typ., Transmissive) |
| Optical Mode | AMVA, Normally Black, Transmissive |
| Viewing Angle | 89/89/89/89 (Typ., CR≥10) |
| Response Time | 7/5 ms (Typ., Tr/Td) |
| Display Colors | 16.7M, 72% NTSC |
| Backlight Type | 15S4P WLED, 40K hours, Driverless |
| Weight | 2.18 kg (Typ.) |
| Recommended Use | Computer Monitor |
| Refresh Rate | 75 Hz / 120 Hz (with MEMC) / 240 Hz (with MEMC) |
| Touch Function | No Touch |
| Signal Interface | eDP (8 Lanes) , HBR2 (5.4G/lane) , 60 pins |
| Supply Voltage | 5.0 V (Typ.) |
| Storage Temperature | -30 ~ 80 °C |
| Operating Temperature | -20 ~ 70 °C |
01 / Chassis & Materials
Structural integrity for extreme environments.
Medical and Food grade SUS316L Stainless Steel, AL5052 Aluminum, or SECC Galvanized Steel.
Certified IP65 / IP69K waterproof sealing. Mechanical impact protection rated at IK10.
Industrial powder coating (RAL spectrum), sandblasting, and anti-acid marine painting.
Chassis-mount, Open-frame, Panel-mount, and VESA-integrated configurations.
02 / Optical & Display
Visibility optimization for extreme ambient lighting.
Scalable 1500 - 5000 Nits with integrated Hi-Tni (110掳C) anti-blackening technology.
Full Vacuum Optical Bonding (OCR) - eliminates air gaps, fogging, and maximizes contrast ratio.
Integrated AR (Anti-Reflective), AG (Anti-Glare), and AF (Anti-Fingerprint) nano-films.
03 / Interface & I/O
Industrial signal and power regulation.
Support for M12 Aviation Circular Connectors, DB9/RS232, and waterproof RJ45/USB.
Wide voltage DC 9V - 36V input with integrated surge and polarity protection.
Integrated ambient light sensors, thermal probes, and custom GPIO control protocols.
04 / Embedded & Data
Software architecture and data sync.
Full compatibility with Windows 7, 10/11 IoT; Linux support covering the last 3 generations (Ubuntu 20.04, 22.04, 24.04 LTS) and Debian; as well as comprehensive support for Android 11 through 14.
High-speed 4G/5G LTE modules, Dual-band Wi-Fi 6, and Gigabit Ethernet.
01 / Warranty Policy
Industry-leading protection for your investment.
3 Years Full Warranty for the complete machine assembly.
1 Year Warranty for the original LCD assembly.
Optional extended warranty programs (up to 5 years) available upon request.
02 / Field Support
Expert guidance throughout the product lifecycle.
24/7 technical support and configuration guidance via video link or remote access.
Local on-site installation and maintenance available for large-scale deployments.
03 / Production Timeline
Scalable manufacturing for urgent project schedules.
Verification and custom prototype delivery within 10 Working Days.
Standard bulk order fulfillment in 15 - 25 Working Days.
04 / Global Distribution
Reliable logistics via air, sea, or rail.
Door-to-door global delivery in 5 - 7 Working Days (DHL, FedEx, UPS).
Cost-optimized bulk shipping in 30 - 45 Days for global major ports.
