Features:

1. Provides two fully backward compatible, bilingual P1394b 9 pin ports at up to 800 Mb/s data transfer rates.
2. Works in 64 bit/33MHz and 32 bit/33MHz PCI slot
3. Fully backward compatible with FireWire 400/1394a devices
4. Integrated PCI DMA engine
5. Support 5V and 3.3V both
6. One 1394a regular 6-pin port.
7. Built-in 800 Mbps driver support from Mac OS 10.2.4 or newer