Foldable USB Hub
1) USB HUB with 4 port, compatible with USB 1.1 and 2.0
2) Support data transfer rate 1.5/12/480Mbps
3) Hot plug and play
4) Supports up to 127 USB devices
5) Extensively compatible with scanner, digital camera, digital vidicon, audio-system, display, U disk, and related input equipment, etc.