The FIRE94FM IEEE-1394 FireWire Adapter converts a 9-pin FireWire connector into a 4-pin FireWire connector and is capable of data transfer rates of up to 400Mbps.While providing a high speed link that saves time during large file transfers (e.g. transferring digital video files from a DV camcorder to a computer, etc.),the 9-pin to 4-pin FireWire Adapter is designed and constructed for both durability and convenience, and backed by StarTech.com"s lifetime warranty.