Fully compliant with the Universal Serial Bus Specification version 1.1/2.0,full speed up to 480Mbps

single chip integrated USB hub controller with embedded proprietary processor.

Support four bus-powered USB hub contrloller with embedded proprietary processor.

Support four bus-powered downstream ports.

Built-in 3.3 voltage regulator allows single+5V operating voltage,resulting in reduced overall system cost.

Provide up to 500mA current to each port which is sufficient for diverse devices.

Hot Plug &Play.

Design with super streamline&mini &mini size with color LED show(particuar models).

windowsXP/2000/ME/98/98SE.