Sonnet Allegro Pro USB-C 8-Port PCIe Card is a professional PCIe 3.0 x8 card that allows you to add up to eight USB-C 3.2 ports with a bandwidth of 10 Gb/s each. The card is 100% compatible with Apple Mac computers and computers running Windows and Linux. The Sonnet Allegro Pro USB-C 8-Port PCIe Card is compatible with the Thunderbolt standard and can be used in external PCIe to Thunderbolt enclosures.