Features:Expand your computer's connectivity with this 4 port USB hub.Super compact and light weight.Hot plug and play USB device.LED indicator lights show which USB ports are in use at any given time.Color: silverMaterial: aluminum alloyBuilt-in USB cable.Individual power switches for the energy conscious, suitable for flash drive, digital camera, , etc.Compliant with:USB1.0: 1.5Mbps (Low-Speed)USB1.1: 12Mbps (Full-Speed)USB2.0: 480Mbps (High-Speed)Compatible System: / 8/ 7/ Vista/ XP/2000 and for OS 10.1Package Contents:1 x USB HUBOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.