Features: VIA/VL805 is a single-chip USB 3.0 host controller that enables platforms equipped with PCI Express to communicate with USB high-speed (5Gbps) devices. Users can easily connect mass storage devices, printers, scanners, hubs, cameras, and other USB devices. Fully compliant with PCI Express Base Specification Revision 2.0. Single channel (x1) PCI Express interface with throughput up to 2.5Gbps. Adds USB 3.0 connectivity to a PC with a PCI Express slot. Supports low speed (1.5Mbps), full speed (12Mbps), high speed (480Mbps), and super speed (5Gbps) data transfer rates. Specifications: Color: Green Material: PCB + Metal Size: Standard Bus Type: PCI Express Revision 2.0, Single Lane (X1) Main Chipset: VIA/VL805 Interface: 4 x External USB 3.0 Ports; 1 x 15-pin SATA power connector Data Transfer Rates: Low speed (1.5Mbps), Full speed (12Mbps), High speed (480Mbps), Super speed (5Gbps) Features: Hot-swap support allows connecting and disconnecting devices without shutting down the system. Compatible Operating Systems: Windows 10, Windows 8, Windows 7, Vista, XP, 2000, ME, 98SE, Server 20032008 (32-bit and 64-bit) Note: Please allow 01 cm variation due to manual measurement. Ensure you are comfortable with this before purchasing. Due to differences in monitor displays, the actual product color may vary slightly from the images shown. Package Includes: 1 x Expansion Card