Only the best-quality components are used when StarTech.com's expert manufacturing team creates our cable supplies and this Adaptor is no different. Our IEEE-1394 Firewire 4-6 Adaptor M/F is used to change a 4 pin FireWire connector into a 6 pin FireWire connector. Backed with a lifetime warranty, these cables help StarTech.com maintain our tradition of offering top-notch parts and products for the best price possible.