Enhance Connectivity: The 800Mbps PCI-E Express Card with a 1394a IEEE 1394b Controller Card and included Firewire Cable improves connectivity for devices. High-Speed Data Transfer Simultaneous Device Operation: Supports the simultaneous operation of multiple high-performance devices, offering hot-swapping and plug-and-play capabilities. Wide Device Compatibility: Works seamlessly with FireWire 800 (1394b) and 1394a devices, including hard disks, DV camcorders, digital cameras, and more. High-Speed Data Transfer: Features a 1- (x1) PCI-Express interface with a 2.5Gb/s full duplex channel, ensuring rapid data transfer rates. Versatile Application: perfect for video and audio transmission in settings, including industrial cameras and video cameras. color: Black material: plastic The factory batches are different. If the appearance is slightly different, it does not affect the applicability. Package Contents: 1 x PCI-E Express Card 1 x USB Cable(Random colors and styles, Not accepting designation) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.