Pci-e 1394b(firewier800) chipset: xio2212a Compliant with PCI Express Base Specification, Revision 1.1 Fully supports provisions of IEEE P1394b-2002 Fully Compliant With Provisions of IEEE Std 1394-1995 for a High-Performance Serial Bus and IEEE Std 1394a-2000 Fully Compliant with 1394 Open Host Controller Interface Specification, Revision 1.1 and Revision 1.2 draft Three IEEE Std 1394b Fully Compliant Cable Ports at 100M Bits/s, 200M Bits/s, 400M Bits/s, and 800M Bits/s EEPROM Configuration Support to Load the Global Unique ID for the 1394 Fabric Suport for Windows XP/2000/for Vista Mac OSX 10.3 or later No driver Works with various types of FireWire 800 (1394b) devices including portable hard disk, DV camcorder, digital camera, CD-RW/DVD-ROM drive and other audio/video devices PCI Express-enabled system with an available PCI Express slot Built-in 4-pin power connector provides extra power when connected to the system's power supply (recommended) Due to different product batches, the appearance may vary, which does not affect the use. Colour:As Shown Material:PC Package Contents: 1 * PCI Express x1 PCI-E FireWire 1394B IEEE1394 High Speed 800 Controller Card