... USB, COM, LPT, PS/2, AUDIO, RJ-45 LAN and VGA to connect external devices for data transferring, backup and input ... ,1x Line-inExpansion4x PCI, 7x ISA Indicator LampPOWER_LED, HDD_LEDSystem ControlPower Switch button, Reset buttonPS/21x KB/MSLPT1x LPT(DB26)Power SupplyPower ... 2 Duo Based 4U Rackmount Industrial Control Computer with 1x VGA, 4x PCI, 7x ISA