About Description: Feature: 1. FAST USB 3.0 PCI-E PCIE 4 PORTS Expansion Card Adapter.2. Super fast and high-capacity transfer solution, stable and reliable3. Fully compatible with PCI Base Specification Revision 2.04. Supports simultaneous operation of multiple USB 3.0, USB 2.0, and USB 1.1 devices5. Built-in 4-pin power connector for receiving extra power supply from the systemSupports Windows 7 (32-bit/64-bit), Windows Vista (32-bit/64-bit), Windows XPCompatible with Windows XP/2003/Vista/2008/7 and Windows 8/10 32 or 64 BitWith 4pcs power moduel, not need extra power supply.High quality D720201 Chip.Material: plasticColor: BlackPackage Contents:1 x PCIE Extender CardOnly the above package content, other products are not included.Note: Light reflection 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.