SIIG 2-Port Firewire 400 Cardbus Express Card (NN-EC2012-S2) Works with DV camcorders, FireWire hard disks, digital cameras, scanners, CD-RW/DVD drives, video game systems, & other audio/video devices Provides 2 FireWire 400 (6-pin) ports for multiple device connections Hot-swapping allows you to connect/detach devices without first turning your system off