4 Port USB 3.0 PCI-E Expansion Card PCI Express PCIe USB 3.0 HUB Adapter 5Gbps USB 3.0 Controller USB 3 0 PCI E PCIe Express

Features: * FAST USB 3.0 PCI-E PCIE 4 PORTS Express Expansion Card Adapter. * Super fast and high-capacity transfer solution, stable and reliable * Fully compatible with PCI Express Base Specification Revision 2.0 * Supports simultaneous operation of multiple USB 3.0, USB 2.0, and USB 1.1 devices * Supports 4 downstream ports for all speeds * Built-in 4-pin power connector for receiving an extra power supply from the system * Supports Windows 7 (32-bit/64-bit), Windows Vista (32-bit/64-bit), Windows XP * Approx. Size: 11.8cm x 7cm x 1.8cm / 4.6; x 2.8; x 0.7; * Free drive for Win 8/10. Package Included: 1 x PCI-E Express Card

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 ±1-3 cm.