OEM USB HUB, 1)New design hub, 2)With 4 usb 2.0 ports; 3)With CE,RoHS Specifications1.4 Port USB HUB 2.Professional manufacturer 3.LED light Indication 4.USB 2.0version 5.OEM servicesRound shaped 4 Port USB HUB1. USB2.0 HUB with 4 port2.Support data transfer rate 1.5/12/480Mbps3. Extensively compatible with scanner, digital camera,keyboard, Mouse, display, U disk,4. USB bus power Supply ,No ...