Fully compliant with the Universal Serial Bus Specification, version 1.1, Compatible USB2.0 Single chip integrated USB hub controller with embedded proprietary precessor.

Supports four bus-powered/self-powered downs tream ports.

Built-in3.3V voltage regulator allows single -5v opertion voltage. Resultiong in reduced overall cost.

Runs at 12MHz frequency.

Dreverless, hot plug & play

Design with super streamline & mini, Blue LED show

Support OS: Windows XP, 2000, ME, 98SE, 98, Linux2.4 and Mac OS 8.5 or over version.