COM: standard 6*DB9 COM (4 of them support RS485/RS422
Network: 2*GbE RJ45 Intel
Audio: 1*line, 1*mic
Display: 1*HDMI,1*VGA
GPIO: 14*GPIO (7 outputs,7 inputs)
Power supply: 1x 3pin port,supporting 9-36v power input
Power on/off: 1x 2pin port, supporting external switch button
Antenna: 2*Antenna interface for Wifi/3G/4G
Other: 1*PS2 (keyboard and mouse two in one) 1*dial switch, supporting power on and auto start mode selection
Extensibility Function: Mini PCIe x 1 half card, supporting WiFi Bluetooth Mini PCIe x 1 full card (with SIM card holder), supporting 3G / 4G module, WiFi and Bluetooth
Extensibility IO: Support 8 x serial port / 4 x network port, 8 x usb