Features: brand new and high quality 1-Lane (x1) PCI-Express with transfer rate 2.5Gb/s full duplex channel. 3x external 1394A ports (2 x 6 Pin + 1 x 4 Pin) and 1x internal 1394A port (1 x 6 Pin). Compliant with PCI-Express revision 1.0a. Compliant with IEEE 1394-1995, 1394a-2000 standard. Compliant with IEEE 1394 OpenHCI Specifications V1.0 and V1.1. Support 400/200/100Mbps data transfer rate. Allows to connect more 1394a devices to your computer easily. Attention: Don'for t Support hot-plugging. Before installation, Turn off the power and then plug in the power cord. 3 external FireWire(1394a) ports to support DV camcorders, hard disk, removable drives, scanner, digital cameras and other FireWire devices. OS Support: for Windows 2000/XP/Server 2003/Vista /for Windows 7 /for Windows 8 / for Windows 10 32/64 bit. Please note: The built-in 6-Pin IEEE 1394 female on metal bar can not work with the 9-Pin IEEE 1394 female on board simultaneously. Specifications: Material: Plastic + Metal Color: Black Size: approx. 12x7.6x5.5cm/4.72x2.99x2.17in Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x PCI-E1394A(3+1) capture card (based on VT6315 controller) 1 x IEEE1394A data cable (optional) 1 x short iron piece (half height bezel)