FireWire 800(1394b) to FireWire 400(1394b) connector adapter Works with standard 6-pin male FW400 cables IEEE 1394 compliant Design for Mac Pro, MacBook Pro, Mac Mini, iMac and all other computers Warranty: 1 year "Include: FireWire 400 to 800 Adapter 1pcs , elago FireWire 400 to 800 FireWire adapter provides a simple way to connect FireWire 400 devices to the latest Mac Pro, MacBook Pro, Mac Mini, iMac and all other computers with a FireWire 800 port. Just plug it in between a FireWire 800 port and a standard FireWire 400 cable's 6-pin male connector (the other end of the FW400 cable plugs into your FireWire device).