The Infrared Drive's transfer speed, with the standard IR cable, is already at 115.2kbps which is the maximum serial cable transfer speed. If your motherboard provides support for 4 Mbps FIR (Fast Infrared), the Infrared Drive can deliver up to 4Mbps data transfer speed with the use of the FIR cable .

Connect to Motherboard	Connect to Infrared Drive

PIN NAME WIRE COLOR DESCRIPTION 1 VCC Red +5v, power 2 FIR Green FIR data receive 3 IRRX* Yellow IR data receive 4 GND Black System GND 5 IRTX White IR data transmit