Dual USB 3.0 interface Express Card upgrade for portable computers Features Express slot (for notebook/laptop models) – two additional USB ports for your notebook USB 3.0 speeds of 5Gbps - super fast data transfer Downwards compatible to USB 2.0, 1.1 and 1.0 Built-in NEC Express Host Controller Chipset Specifications Express Slot (for Notebook / Laptop models) One (1) Power LED NEC Chipset (built-in) Compatible with USB 3.0 and backwards with USB 2.0, 1.1, 1.0 Supports 2 downstream ports for all speeds Each port provides DC 5V 1A via USB 3.0 connector USB ports are Hot Swapping compliant USB ports are Plug & Play compliant Fully compliant with USB 3.0 revision 1.0 specifications and INTEL xHCI rev. 0.96 specifications Supports USB data transfer rate of 5Gbps, 480Mbps, 12Mbps and 1.5Mbps Supported OS: Windows® XP (32/64), Windows® Vista™ (32/64) and Windows® 7(32/64) Contents 2 Ports USB 3.0 Express Card Diver CD User Guide (English)