Pci-e to Usb 3.0 Type C +3 Type A Expansion Card - Interface Usb

No Power connection requiredBackwards compatible with USB 2.0 and 1.1 devices; Operating System Compatibility: Windows XP/Vista/7/8/10/MAC Pro 10.8.2 Above and LinuxCompatible with PCIE X1, X4,X8, X16 slotCome with Low profile Bracket ,compatible with Slim PCIf the card doesn't work properly from the start, you may try out the following steps Step 1: de- and reattach the devices to be recognized, so the system can try another recognition search. Step 2: Augment with the optional power supply, so an automatic search can be retried. Step 3: Check the PCI-E socket on the main board for possible faults. Step 4: Try out another Mac Pro, if available, to determine the card's general functionalityColour:blackMaterial:Plastic + MetalPackage Contents:1 x USB3.0 PCI-E expansion card1 x CD Driver1 x Mounting Screw1 x English manualOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.