Place of Origin
Guangdong, China
Screen size
21.5 inch LCD screen
CPU
Cortex A17 quad core 1.8Ghz
Touch screen
resistive or capacitive
Power input
Support 18V~30V input , Kindly suggest 24V Power input
USB
2 x USB2.0 +1x slave USB
LAN
LAN ( 1 x 100Mbps Ethernet controller )
COM
2x RS232 COM, 1x RS232 ( test port ), ,1 x RS485 com