4-Port USB 3.2 Gen2 Adds four 10Gbps USB-C ports (not Thunderbolt) to your Mac Pro or Windows PC with PCIe slots ^^ Dual USB 3.2 Gen 2 Controllers Support data transfers at up to twice as fast as USB 3 Gen 1 ^^ Powered Ports Supports USB-C bus-powered SSD or SSD RAID with up to 7.5W per port ^^ Protected Power Delivery Independent per-port power regulation isolates each port to prevent cross-coupled power glitches that may cause accidental disconnects ^^ Mac, Windows 11+, and Linux Compatible