Sony sells both 4 and 6 pin i.link wires, the only difference between it and firewire is the name which stems back to when Apple charged a licensing fee for using the firewire name. 4 pin wires carry the same information at the same speed as the 6 pin the two additional pins are for carrying power. Gerhard On Jul 10, 2004, at 11:38 AM, Mark M.Florida wrote: > The main difference between FireWire and i.Link is that "i.Link" > devices only have the 4-pin connectors where anything labeled as > "FireWire" can have either 4 or 6 pin connectors.