UCEC Firewire Adapter -1394a 6 pin Female to 1394b 9 pin Male Works with standard 6-pin male FW400 cables Connect FireWire 400 devices to FireWire 800 ports 9-pin male (FW800) to 6-pin female (FW400) connector adapter Design for Mac Pro, MacBook Pro, Mac Mini, iMac and all other computers with data transfer rates up to 800 Mbps