1.USB 4 port hub on a pen.

2.Fully compatible with version 1.1 and 2.0

3.High speed up to 480Mbps

4.Support ORS2.0, window98, ME, Window2000, Window me, XP and Vista

5.Hi-Speed downstream ports sufficient for diverse devices

6.Quality certified,best service with competitive price

7.Plug and play installation

8.Nice design for both easy use and fun