Input and output interfaces
Android USB2.0 input: 1 way
Public USB2.0 input: None
Touch USB2.0 input: None
HDMI input: 1 way
DP input: None
VGA input: 1 way
PC-Audio input: 1 way
YPBPR input: None
AV input: None
Earphone output: 1 channel
RS232: None
Coaxial output: 1 way
RJ45 network input: 1 way (RS232)
RJ45 network output: 1 way (RS232)
HDMI output: None
AV output: None
OPS standard interface: 1 way

Android
Intra-run (DDR):None
Native (EMMC):512M
CPU: None
GPU:None
Operating system: None

Touch
Glass hardness: 8H
Touch technology: infrared
Touch points: 20 points

Configuration
Camera: None
Microphone: None
Speaker: 5w*2

OPS computer
OPS configuration: optional, compatible with 30MM/42MM two thickness specifications of the OPS module, configuration (I3/I5/I7) optional, system (WIN7/WIN10) optional
Support OPS size:
195mm(L) x 180mm(W) x 42mm(H)  
118mm(L) x 180mm(W) x 30mm(H)  
195mm(L) x 180mm(W) x 30mm(H)