Backwards compatible with USB 1.0 / 1.1 devices. Connect up to 4 additional USB 1.0 / 1.1 / 2.0 peripherals to the computer simultaneously.
Provide 4 external USB 2.0 ports and 1 shared internal port.
Fully compliant with USB 2.0 specifications, support to transfer rates up to 480 Mbps. 1.5M bps(USB 1.0 ), 12Mbps(USB 1.1 ), 480Mbps(USB 2.0 ).
Easy to Install - support plug-and-play. Hot Swappable - no need to shutdown the computer before disconnecting the attached devices.
Support Windows98/ME/2000/2003/XP/VISTA/MAS OS, Don' t support win10 operation system.