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Compare picture quality, touchscreen performance, software and connectivity with guidance from a commercial display specialist.
All-in-One Smart Signage with Ultra-Thin Bezels
View vivid images on a 4K UHD display
Ready-to-use with its built-in Android™ OS
Flip the display for portrait or landscape viewing
Easily create content using custom X-Sign templates
Superior picture quality every time


4K UHD Clarity
Enjoy crisp and colourful images with the ST series. 4K UHD resolution brings excellent clarity and readability to any space.
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Built-In Android OS
Use the built-in Android OS to access files, display content and start presentations, without connecting other devices.
| Category | Specification |
|---|---|
| Panel | |
| Screen Size | 55'' |
| Panel Type | IPS |
| Active Area | 1206.6 × 680.4 mm |
| Aspect Ratio | 16:9 |
| Resolution | UHD 3840 × 2160 pixels |
| Response Time | 9 ms |
| Color Depth | 8-bit |
| Orientation | Landscape and Portrait |
| Operation Hours | 18 hours / 7 days |
| Panel Brightness | 400 nits |
| Contrast Ratio | 1300:1 |
| Color Gamut | 72% NTSC |
| Light Life | 30,000 hrs |
| System | |
| Memory | Storage |
| OS | Android 8.0 |
| GPU | Mali-G51MP2 |
| CPU | A73 × 2 + A53 × 2 |
| Connectivity | |
| VGA | 1 |
| HDMI (in | out) |
| USB-A | 2 × 2.0 |
| Audio Input | PC Audio × 1 |
| Audio Output | Earphone × 1 |
| Micro SD Reader | 1 |
| Ethernet LAN | 10 / 100 Mbps (Android) × 1 |
| RS-232 | 1 |
| Built-in Peripherals | |
| IR Sensor | Yes |
| Speaker | 2 × 10 W |
| Power | |
| ENERGY STAR® | Yes |
| Typical Power Consumption | 134 W |
| Standby Power Consumption | <0.5 W |
| Physical | |
| Dimensions | 1241.8 × 712.6 × 63.5 mm |
| Shipping Dimensions | 1350 × 910 × 185 mm |
| Weight | 16.6 kg | 22 kg |
| Mount | VESA 400 × 400 mm (4 × M6 × 15L) |
| Environment | |
| Operating Temperature | 0°C ~ 40°C | 32°F ~ 104°F |
| Storage Temperature | -20°C ~ 60°C | -4°F ~ 140°F |
| Operating Humidity | 10% ~ 80% RH non-condensing |
| Storage Humidity | 10% ~ 80% RH non-condensing |
| Software | |
| Wireless Screen Sharing | InstaShare 1 (BenQ App Store) |
| Device Management | DMS |
| Broadcast System | X-Sign Broadcast |
| Accessories | |
| Cables | HDMI (1.5 m | 4.9 ft) |
| Remote Control | 1 |
| Description | Downloads |
|---|---|
| User Manual | Downloads |
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