Features: Provides Two FireWire 800 (1394b) Ports And One FireWire 400 (1394a) 6-Pin Port Enjoy Data Transfer Rates Of 100, 200, 400 and 800 Mbps Built-In 4-Pin Power Connector (Adapter May Be Required) Works With Various Types Of FireWire 800 FireWire 400 Devices Including External Hard Drives, DV Camcorder, Digital Camera, CD-RW/DVD-ROM Drive And Other Audio/Video Devices Supports Hot-Swapping and Plug And Play Model: UGT-FW210 Connectors: 2 External FireWire 800 Port 1 External FireWire 400 Port (6-Pin) Dimensions: 120mm x 93mm x 22mm OS Support: Windows 2000/XP/2003/Vista/7 (32/64 bit) Mac OS X 10.4+ System Requirements: Computer With Available PCIe Slot Windows 2000/XP/2003/Vista/7 (32/64 bit) Mac OS X 10.4+ Package Contents: Vantec 2+1 FireWire 800/400 PCIe Combo Host Card, Users Manual Warranty 1 Year Weight: 0.36 lb