Specifications of Smart Touch Screen 55 inch for Classroom/ Business with Android/ Android+OPS
| Display parameters | |
| Screen size | 55″ |
| Backlight type | D-LED |
| Resolution | 3840*2160 |
| Brightness | 400cd/m² |
| Frame rate | 60Hz |
| Image ratio | 16:9 |
| Chromaticity | 1.07B(8bit) |
| life | ≥30,000hrs |
| Perspective | 178（° H）/178（° V） |
| Viewing area | 1209.6 (H)x680.4 (V) |
| System Configuration | |
| Android | Android 11.0/13.0 CPU Quad core A55 GPU Mali G52MP2 1.9GHz Ram 4G/8G Rom32 /64/128GB |
| Supported system | Windows10/Windows8/Windows7/Windows XP/Android/Linux/Mac OS X/Chrome |
| Android and OPS | Optional |
| Touch parameter | |
| Touch points | 20 points touch |
| Corresponding time | ≤5ms |
| Touch surface | 4MM anti-glare tempered glass |
| Interface parameters | |
| Rear interface | LAN IN*1，LAN OUT*1，VGA IN*1，PC-AUDIO*1，YPBPR*1，AV IN*1，AV OUT*1，Earphone OUT*1， RF-IN*1，SPDIF*1，HDMI IN*2，TOUCH*1，RS-232*1,USB3.0*1，HDMI OUT*1 |
| Front interface | USB2.0*3，Type-C*1，HDMI IN*1，TOUCH*1 |
| Power parameters | |
| Power supply | 100-240V〜 50Hz/60Hz 1.1A |
| Standby power consumption | ＜0.5W |
| Structural parameters | |
| Net weight | 30Kg±1.5Kg |
| Gross weight | 35Kg±1.5Kg (Heavy carton) |
| Bare metal size (Length*width*height) | 1267.8mm*87.4mm*789.9mm |
| Bare metal size (Length*width*height) (Optional built-in camera) | / |
| Package Size (Length*width*height) | 1350mm*205mm* 890mm (Heavy carton) |
| VESA hole position | 4-M8 Screw holes 400mm*400mm |
