This high speed hub allows you to connect two FireWire peripherals to your computer at extended distances of up to 4.5m. It features 3 bilingual IEEE1394b ports which can support either FireWire 800 and 400 devices by using the appropriate connection cables (see below for more information). FireWire 800 Cables and Connectors Our FireWire 800 cable range includes Beta and Bilingual types. The Beta cables feature two 9 Pin connectors and supports data transfer speeds of up to 800Mbps. They allow FireWire 800 devices to be connected to a FireWire 800 interface. The Bilingual cables support speeds of up to 400Mbps and can be used to connect legacy FireWire 400 devices to the newer FireWire 800 interface. For compatibility with a wide range of FireWire peripherals, these cables feature a 9 Pin Bilingual connector on one end and either a 4 Pin or 6 Pin connector on the other.