Quantity: 1 piece - Color: Black + blue - Material: High purified anaerobic copper wire - Compatible Model: Universal - Output interface: 2 x USB 3.0 ports (USB 3.0 is compatible with USB 2.0 / USB 1.1) - Input interface: 1 x 20-pin USB 30 port - Data transfer rate up to 5Gbps maximum (USB 3.0) / 480mbps (USB 2.0) / 12mbps (full speed) / 1.5mbps (USB 1.1) - Power supply: 5V / 900mA - Easy solution for extending two USB ports on front of computer - Plug and play hot swappable - No external power needed - Supports Windows XP / Windows 7 / Vista - Packing list: - 1 x USB 3.0 front panel (45cm-cable) - 6 x Screws