1.Hi-speed 3 port usb 2.0 Hub                                                                                                  2.Supports full-speed 12MBps and low-speed 1.5MBps operations bright LED light indicates the working status.                                                                                                   3.Different colors (optional)                                                                                                           4. No  extertal power adapter needed.                                                                                             5. Ideal for gifts or as promotional items.                                                                                   6. Compatible with Windows XP,SP2.Vista,MAC OS.Windows7