Our 21.5" Industrial Android All in one PC with high brightness (500 nits - 1000 -1500 nits) & Touch function, which is sunlight readable, can work outdoors. This 21.5 inch Android AIO Touch panel PC is widely used in many applications, like ATM, Gas station, KIOSK,Vending machine, Express machine & other terminal machines  .
This 21.5"android all in one pc support the GSM, like google play, google store app, customer can install your apk program through google,with multi-point capacitive touch panel, technical support is provided.

Key specifications
* Good looking, pure flat design + aluminum alloy frame
* 500 - 1000 nits brightness, sunlight readable,with light sensor, brightness can be adjusted automatically.
* 3mm tempered glass, with vandal-proof function. Anti-glare function is optional.
* RK3288(RK3399 RK3588 ), 4 core, 2GHz . Android 7 ,Android 10 &  Android 12  version is optional.
 

Model	AO215CH1-P1JR32
Design	Pure flat . Aluminum alloy + metal frame
LCD Type	21.5＂TFT-LCD ,16 : 9 screen
Recommend Resolution	1920(RGB)×1080
Touch panel	Capacitive Touch ( 10 point) ,with 3mm tempered glass ( AG is optional)
Brightness	500 -- 1000 nits optional
Chip	RK3288(RK3399 RK3588 ), 4 core, 2GHz . Android 7 ,Android 10 &  Android 12  version is optional.
RAM	2G DDR3
Flash memory	Nand flash( 8G/16G/32G)
Interface output	USB,LAN(RJ45) , HDMI ,Micro USB, SD socket,DC 12V .
WIFI	Support
4G Module	Optional
Light sensor	Can ajust the brightness automatically, it’s 1000 nits at day time, and turn to 400-500 nits at night.
Input Voltage	110-240 VAC
LCD Resolution	1920x1080
Contrast ratio	1000 : 1 (Typ.)
Viewing angle (v/h)	89°/89°/89°/89° or 80°/80°/80°/80°
Touch interface	USB port
Speaker	8Ω/5W ( built-in)
Power Supply	voltage: 12V DC, 50-60 Hz Output voltage/current: 12 volts at 4 amps max