SmartDisk FireWire CardBus Card 3 x 6-pin IEEE 1394 (FireWire) ports Transfers up to 400 Mbps Separate (included) power connector for robustbus-powering of FireWire devices i.e. not just PCI bus powered Allows hot-swapping of attached devices Compatible with Windows (98 SE or higher) and Mac (OS X 10.1 or higher)