OS: Android 7.1
Processor: RK3288
Size 21.5INCH
Display resolution 1920*1080
Touch: Brightness 350CD/M2
Touch mode capacitance G+G
Display audio (output): built-in speaker, 8 ohms 3W*2
Memory (RAM): 2G
Storage (ROM): 8G
Card reader: NFC card reader expands local ID card
Communication method: LAN+WIFI+Bluetooth (4G optional)
Camera: 200W+200W HD binocular wide dynamic optional / monocular / WeChat camera can be rotated
Temperature module: no choice Heyman 32*32 temperature module
