Features: 1. XIO2213 main control chip, powerful and stable performance. 2. This card can be expanded with three external FireWire 800/1394b interfaces via the unused PCIe slot on the motherboard to provide a cost-effective solution for connecting FireWire 800 devices to desktop computers. 3. Fully compliant with PCI Express specification. 4. Compatible for IEEE 1394B and backward compatible for IEEE1394A devices. 5. The theoretical transmission value is up to 800 Mbps. 6. Support hot plugging. Specifications: Port: 3x 1394b (9 pin, bilingual) Supports data transfer rates of 100 Mbps / 200 Mbps / 400 Mbps / 800 Mbps No drivers required (plug and play) Simultaneous operation of multiple high-performance devices Support Charging: for hot swapping of devices and plug and play connections Suitable: for all types of FireWire 800 (1394b) and including Portable audio and video equipment such as hard drive, DV camera, digital camera, CD player -RW/DVD-ROM PCI-Express 1 lane (x1), full duplex channel 2.5 Gb/s Support: for IEEE P1394b Revision 1.33+ Compliant: with PCI-Express Revision 1.0a Compliant: with IEEE 1394 OpenHCI V1 specifications .0 and V1.1 High performance serial bus compliant with IEEE 1394 -1995 Compliant with IEEE 1394a-2000 Fully backward compatible with the 1394a specification Fully interoperable with IEEE 1394 FireWire, iLink and SB1394 TI chipset: XIO2213BZAY, not driver. Hardware Requirements: Computer with available PCI-e slots Package List: 1* Main Board 1* Cover Board