... USB HUB 1.driverless with 4 ports, 2. transfer speed up to 480Mbps 3.small order accepted 4. OEM accepted 2.0 ... USB HUB Specification:1.4 ports USB 2.0 high speed ... diverse devices8. Plug-and-Play installation9. Supports Windows98, 98SE, 2000, ME, XP, Mac OS 8.6 or above10. Hi-speed downstream ... with A/M high speed 2.0 USB HUB with 4-port