No switch or jumper, easy to set with software. 32-bit bus design, support PCI 2.1 Support Windows95/98/98SE/2000/XP/LINUX Built-in SPP, PS2, EPP/ECP compatible with IEEE1284 printing protocol Transmission rate up to 1.5 Mbytes/sec Built-in 16 . Product name: PCI---TO---parallel port card 1 port Applications: Bankbook printer, receipt printer, don't support dongle /SM/MMC//PCMCI card reader, plotter, scanner Name: PCI parallel port expansion card Bus type: PCI Interface type: PCI interface Transmission rate: up to 1.5 Mbytes/sec Compatible devices: SPP, PS2, EPP, ECP compatible IEEE1284 printer ports Whether to support full-duplex: PCI rate 2.5/s full-duplex channel Built-in: 16 Driver support: support Windows95/98/98SE/2000/XP/server 2003/XP 64-bit/Vista, Linux, Dos, Win7 32-bit/64-bit Colour:black Material:PCB Package Contents: 1 x Expansion card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.