Universal PCI Cards H-Line (128Byte FIFO). 4 ports RS232 DB9, 16C950, 921.6Kpbs Low Profile. 1x DB44 to 4 x DB9 male connectors. PCI Plug and Play. Software compatibel with DOS, Win3.11/95/98/ME/NT/2000, XP, Vista, OS/2 and div. Unix