... ~19") All in one PC 2. Intel D525 CPU 3. 4*RS232 +2*RS232/422/485 4. 1*PS/2,1*LPT,4*USB, 2 ... hole , support desktop stand / wall mount / swing arm mountingSpecifications of all in one pc IEC-617DFSystemMotherboard IEC-817N2V Mini ITX Motherboard CPU Intel ... *RS232/422/485), 1*PS/2, 1*VGA, 1*LPT, 4*USB, 2*GLAN, 1*Audio Expansion 1xPCI, Wifi optional Construction ...