StarTech.com 4 Port PCI Express Low Profile High Speed USB Card. Host interface: PCIe, Output interface: USB 2.0. Product colour: Green, Certification: CE, FCC, REACH, TAA. Chipset: VIA/VLI - VT6212, Data transfer rate (max): 0.48 Gbit/s. Windows operating systems supported: Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10..., Mac operating systems supported: Mac OS X 10.10 Yosemite, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain..., Server operating systems supported: Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2016, Windows.... Width: 80 mm, Depth: 90 mm, Height: 20 mm