Product Details:
USB 2.0 1 TO 4 PORT HUB
* Fully compliant with the Universal Seria Bus (USB)
* 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 downstream ports
* Built-3.3voltage reguator 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.

System requirements:
* PC windows 98SE/ME/2000/XP/Vista/Windows 7
* Apple/Mac OS 8.6 or Above, X.
* Linux 2.4 ior above

usb 2.0/1.1