StarTech.com 3 Port 2b 1a 1394 Mini PCI Express FireWire Card Adapter. Host interface: PCIe, Output interface: IEEE 1394/Firewire, Expansion card form factor: Full-height / Low-profile. Product colour: Black, Stainless steel. Chipset: Texas Instruments - XIO2213B, Data transfer rate (max): 0.8 Gbit/s. Windows operating systems supported: Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64,..., Mac operating systems supported: Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7..., Server operating systems supported: Windows Server 2008 R2, Windows Server 2012, Windows Server 2019. Width: 30 mm, Depth: 50 mm, Height: 4 mm