This IEEE 1394a FireWire 400 6-pin to 4-pin cable allows you to connect your 4-pin FireWire device to your 6-pin FireWire port and supports data transfer rates up to 400 Mbps while remaining hot pluggable so it can be connected and disconnected without restarting your computer, and the premium triple-shielded construction reduces EMI/RFI interference while ensuring compatibility with IEEE-1394 peripherals.