Specifications
| Size | 55 inch |
| Brand | RisingStar |
| Display Area (mm) | 1209*680 |
| Brightness (nits) | 2500 |
| Resolution | 3840*2160 |
| Aspect Ratio | 16:9 |
| Contrast Ratio | 1300:1 |
| Response Time | 6/9 (Typ.)(Tr/Td) ms |
| Viewing Angle | 89/89/89/89 (Min.)(CR≥10) |
| Backlight | DLED Backlight |
| LifeTime | 50000H |
| Intelligent Dimming | Support |
| Intelligent Temperature Control | Support |
| Remote Control Function | Support |
| Input Voltage | AC110V/220V, 50/60HZ |
| Maximum Power | 265W |
| Shell Material | Aluminum |
| Products Size(mm) | 1255.5*726.5*90 |
| Weight | 34kg |
| Operating Environment | Semi - Outdoor |
| Operating Temperature | -20~70 °C |
| Motherboard | Android /PC/ HDMI Driver Board (optional) |
| IO Interface | HDMI/VGA/DVI/USB/RJ45 |
RS550ENT-N25 is a 55-inch LCD display with 2,500 nits brightness, 3840×2160 resolution and 1300:1 contrast ratio. Its operating temperature range is -20 °C to 70 °C.
High TNi 110℃ 55" 4k sunlight readable digital signage display
RS550ENT-N25 55" 4k sulight readable digital signage displays is equipped with industrial and A grade panel that can operate under higher temperature conditions such as High TNi 110℃ without black spots, without light decay.
Main Features
- High TNi 110℃ industrial LCD panel avoiding blackening issue with direct sunlight
- Sunlight readable brightness 2500 cd/㎡
- Auto-dimming control to save power energy
- Quiet operation & super slim design
- Visible with polarized sunglasses
- All steel construction designed for harsh and industrial environments
High TNi 110℃ industrial LCD panel avoiding blackening issue with direct sunlight
LCD panels exposed to direct sunlight suffer from temporary blackening defect. RS550ENT-N25 High TNi 110℃ 55" 4k sulight readable digital signage displays use a special ultra-high brightness panel that can withstand surface temperatures up to 110°C with no blackening defect occurring.

Ultra HD resolution and high brightness
With an Ultra HD resolution and a great brightness of 2,500 cd/m², RS550ENT-N25 clearly deliver contents and attract public attention, which is the ultimate display for outdoor visibility.

Auto Brightness Control
The screen brightness is automatically adjusted depending on the ambient light. The brightness is increased in light for better visibility, while it is decreased in darkness for efficient power management.
Polarizing sunglasses visible
LCD panels use QWP technology to improve visibility
Wearing polarized sunglasses does not affect visual effect

Aluminum substante patch, better heat dissipation, aluminum substrate withstand voltage up to 4500v, thermal conductivity greater than 2.0
Product FAQs
How bright is the RS550ENT-N25?
It is rated at 2,500 nits (cd/m²) brightness.
What are the main display specifications?
It uses a 55-inch panel, 3840×2160 resolution, 1300:1 contrast ratio.
What is the operating temperature range?
The operating temperature range is -20 °C to 70 °C.
Is this product available for OEM or ODM customization?
Yes. RisingStar is an OEM/ODM manufacturer and accepts customization requirements for volume orders; contact the sales team with your target specification.
What interface does the RS550ENT-N25 use?
It adopts HDMI/VGA/DVI/USB/RJ45 interface.
What is the power input requirement for the RS550ENT-N25?
The power input requirement is AC110V/220V, 50/60HZ.
What is the viewing angle?
The viewing angle is 89/89/89/89 (Min.)(CR≥10).
Is the RS550ENT-N25 suitable for outdoor or high-ambient-light use?
Yes. Rated at 2,500 nits, it is a high-brightness panel built for sunlight-readable and outdoor applications.
Does the RS550ENT-N25 adjust brightness automatically?
Yes. It is fitted with Support, so screen brightness adapts to ambient light.