... .LED light Indication 4.USB 2.0version 5.OEM services Round shaped 4 Port USB HUB1. USB2.0 HUB with 4 port2 ... .5/12/480Mbps3. Extensively compatible with scanner, digital camera,keyboard, Mouse, display, U disk,4. USB bus power Supply ,No external ... 98/me/2000/xp/vista,Mac OS9.1 or higher. Round Shaped USB HUB Verified Information This information is Verified by T ...