StarTech.com 4 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter w/ 2 Dedicated 5Gbps Channels - UASP - SATA / LP4 Power. Host interface: PCIe, Output interface: USB 3.2 Gen 1 (3.1 Gen 1), Expansion card form factor: Full-height / Low-profile. Maximum cable length: 3 m, Certification: CE, FCC. Chipset: 2 x Renesas / NEC - µPD720202, Data transfer rate (max): 5 Gbit/s. Windows operating systems supported: Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64,..., Server operating systems supported: Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2. Width: 15 mm, Depth: 167 mm, Height: 120 mm