... Detail2-8 working daysSpecificationsUSB hubs 1. 4 ports, USB 2.0, driverless 2. transfer speed up to ... 4. small order accepted USB hubs, computer usb hubs, usb hub 2.0 1. 4 USB 2.0 high speed ports2 ... . Fully compliant with USB 2.0 specification3. Supports up to 127 ... installation9. Supports Windows98, 98SE, 2000, ME, XP, Mac OS 8.6 or above10. Hi-speed downstream ports with ...