Features: 100% brand new and high quality MM-PIO9865-1P is an expansion card that expands 1 parallel printing port through the PCI slot of the computer The parallel port card adopts Moschip mcs9865 chip, which automatically assigns IRQ and I/O addresses Support PCI I/Q sharing, can manually change or add the port number of the parallel port, plug and play. Support SPP, PS 2, epp-, ECP and other modes Compliant with IEEE 1284 printer port protocol Transfer rate up to 1.5 Mbytes/s Package Includes: 1 PC x PCI Single Parallel Port Card 1 PC x Manual 1 PC x Driver CD Specifications: Product name: PCI to 1 DB25 printing parallel port expansion card Product model: MM-PIO9865-1P Chip model: Moschip mcs9865 Built-in 16 Byte FIFO 1 DB25 print port System Requirements: PC with 32-bit PCI slot, Windows CE/200x/XP/Vista/7/8 32bit/64bit, Linux 3.x/2.6x, DOS, FredBWD 6.4/7.2 note: Product driver installation path: CD/Moschip/MCS9865 and then select the relevant system installation; or directly download the driver installation from the official website, address: mmui.com.cn/download/20120511/201205111417025177.rar Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.