making and hot selling different USB HUBs in promotional design and good quality 1) 4-port  and 7-port USB HUB2) Support high-speed USB 2.03) Low heating operation, saving power4) Easily plug and play, convenience, no drive5) Support OS: win98/ME/2000/XP/Vista/Linux2.4/Mac/win76) Support digital (USB disk, MP3, MP4, etc.) and PC devices

USB HUB