CARD, SERIAL, PCI, RS232+1, 1PORT; Interface Type:PCI / RS-232; SVHC:No SVHC (15-Dec-2010); Connector Type A:PCI Slot; Connector Type B:1 x RS232 Serial, 1 x Parallel PRT; Kit Contents Descriptive:Card, test software and user guide.; Operating System Software:Supports Win 2000/XP/2003