The Dual Link Cardbus Card features two (2) USB 2.0 Ports, one (1) 6-pin, one (1) 4-pin FireWire Ports and power supply. Now you can have the latest in connectivity to your notebook, easily connecting to the latest in USB 2.0 and FireWire devices such as: Hard Drives, DVD Burners, DV Camcorders, Video Capture Devices Etc. The possibilities are endless, you can now have up to 127 USB 2.0 Devices and up to 63 FireWire Devices.