This card is finished to a high standard to allow for easy and safe installation, and it is backed by the LINDY full technical support service. The finger contacts are gold-plated to limit oxidisation and extend the life of the card.Bus Type: PCIe (2.5Gbit/sec) Speed: Up to 400MbpsCard Connectors: 2 x 6 Pin FireWire Female On board 4 Pin power connector to provide 12V DC power the FireWire bus (Y-type splitter power cable included)Standard and Low Profile PC Back Plates included Software Compatibility: Windows 98SE/ME/2000/XP/Vista and Mac OS 8.6 & above