Key specifications
* Good looking, pure flat design + aluminum alloy frame
* 500 - 1000 -1500 nits brightness, which is sunlight readable and light sensor , brightness can be adjusted automatically
* 3mm tempered glass, with vandal-proof function. Anti-glare function is optional.
* Chip J1900 CPU , and i3 i5 & i7 chip is optional.
 

Model	AO215CH1-P1J19
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	Intel  J1900  Quad core 22nm,2.0GHz  ( i3 i5 & i7 chip is optional)
Video card	Support DirectX® 10.1Support HD Graphics 4000 / HD-DVD  HD playback
RAM	4G DDR3 ( 4G /8G)
Flash memory	64G /120G/256G SSD
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°
Operating System	Windows 7/8/10,Raspberry Pi
Interface	VGA,HMDI ( DVI & AV is optional)
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
Speaker	8Ω/5W ( built-in)
Interface output	2 x Audio jacks (Line Out, Mic In) 1 x HDMI port 1 x D-Sub (VGA) port 2-4 x USB port   2-4 x RS232 /COM 1 x LAN ( Dual lan is optional) 1 x DC12V 1x 25 pin printer connector ( Optional)
Regular Warranty	1 year for LCD & components