1. IP65 , with RS422/485/ 2*Wlan 2. with PCI, and wifi optional 3.DC12V (DC8-28V optional) ... than Aluminium)Resistive Touchscreen6*COM(2*RS232/422/485), 1*PS/2, 1*VGA, 1*LPT, 4*USB, 2*GLAN, 1*Audio1xPCI, Wifi optionalNEMA4 ... 256M displayI/O Connector6*COM(2*RS232/422/485), 1*PS/2, 1*VGA, 1*LPT, 4*USB, 2*GLAN, 1*AudioExpansion1xPCI,Wifi optionalConstructionAluminum ...