
- Screen size: 21.5″
- Resolution: 1920 (RGBW) × 1080 [UHD]
- Display size: 476.64 (horizontal) × 268.11 (vertical) mm
- Visual size: 479.84 (horizontal) × 271.31 (vertical) mm
- Brightness (cd/m2): 350 (Typ.)
- Best angle: full view
- Viewing angle: 89/89/89/89 (Min.) (CR ≥ 10)
- Pitch: 0.0825×0.2475mm
- Number of colors: 16.7M, 72% (CIE1931)
- Screen weight: 1.67Kgs (Typ.)
- Refresh rate: 60Hz
- Signal system: 30 pins LVDS (2 ch, 8-bit) , terminal
- Supply voltage: 5.0V (Typ.)
- Maximum rating: Storage temperature: -20 ~ 60 °C Operating temperature: 0 ~ 50 °C
- Screen type: LCD, a-Si TFT-LCD
- Pixel configuration: RGBW vertical strip
- Appearance size: 495.6 (horizontal) × 292.2 (vertical) × 11.1 (thickness) mm
- Surface treatment: matte (Haze 1%), Hard coating (3H)
- Contrast ratio: 1000 : 1 (Typ.) [Transmission]
- Optical mode: TN, normally black display, transmissive
- Response speed: 13/5 (Typ.) (Tr/Td) ms
- Backlight type: WLED [17S4P], 30K hours, no drive
- CPU All-Chi A20, dual core, clocked at 1.0 GHz
- Memory 1G DDR3
- Built-in memory NAND FLASH 8/16/32G (optional)
- Decoding resolution up to 1080P
- Play mode Supports multiple play modes such as loop, timing, and insert
- Network support Ethernet, support WiFi, Bluetooth 4.0, wireless peripheral expansion
- Video playback Support wmv, avi, flv, rm, rmvb, mpeg, ts, mp4, etc.
- Image format Support BMP, JPEG, PNG, GIF, etc.
- USB2.0 interface 2 or 4 USB HOST
- Ethernet 1, 10M/100M Adaptive Ethernet
- 1 LVDS output, can directly drive 50/60Hz LCD screen
- 1 HDMI output, support 1080P output
- RTC real time clock support
- Time switch machine support
- System upgrade Support USB/T card/network upgrade
- 3G optional (supports 3G data, does not support calls)




