Interface: 25 female pin parallel port board motherboard socket width 38mm for motherboard connection parallel port Requirements on the motherboard parallel port -25 pin and pin width of 31mm Connect the LPT1 row of pins on the motherboard do not insert the reverse, there is a red border line is the line, the motherboard corresponds to the pin is generally labeled as shown in the figure above the . Motherboard BIOS in the printer port operating mode (parallel port mode), please set to Normal. cable only plays a physical conductive connection connectivity, whether or not to support dongles, gamepads, printers and various types of equipment, please consult your motherboard, equipment and supplier! Wire socket width: 3.8cm Wire length: 26cm Material: plastic colour: As Shown Package Contents: 2 x Motherboard baffle cable 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.