Amazon
3 external and 1 internal USB 2.0 port High Speed USB 2.0 compliant, with transfer rates up to 480Mbps Backward compatible with USB 1.0/1.1 devices Provide up to 500mA of power per port with dedicated power input Plug-and-Play compatible
3 external and 1 internal USB 2.0 port High Speed USB 2.0 compliant, with transfer rates up to 480Mbps Backward compatible with USB 1.0/1.1 devices Provide up to 500mA of power per port with dedicated power input Plug-and-Play compatible