The QuantumZERO USB 3.0 3.5" Front Panel easily upgrades your computer system to 2 USB 3.0 ports via one USB 3.0 20pin adaptor (included) from motherboard. The USB 3.0 SuperSpeed ports support data transfer rates of up to 5Gbps, saving your time. Product Features: Easily upgrade your computer system to 2 USB 3.0 ports. Sturdy construction using 3 mm thick high grade plastic. Data transfer rate up to 5 Gbps. Backward compatible with USB 2.0 Hi-Speed devices (rates up to 480Mbps), and USB 1.1 Full/Low Speed devices (rates 12/1.5 Mbps). Plug and play, supports hot swap, no external power required. Product Specifications: Product Name: USB 3.0 3.5" Front Panel. Product Model: QZHB04. Input Interfaces: 2 USB 3.0. Output Interface: USB 3.0 20pin port. Dimensions: 100 x 95 x 25 mm. Weight: 141 g. System Supported: Windows 10/8.1/8/7/Vista/XP. Color: Black. Driver: No need, Plug and Play. Package Contents: QuantumZERO USB 3.0 3.5" Front Panel with in-built 2 ft USB 3.0 20pin Male to Dual A Female cable, 4 Mounting Screws, Welcome Guide. Special Notes: To install this product, a USB 3.0 20pin port on motherboard or a USB 3.0 PCI- extension card with 20 pin connecter head is required.