Connect your mouse keyboard digital camera printer and more to your notebook fast data access with transfer rate up to 480mbps 7 port usb hub capable of daisy chain up to 127 devices storable usb plug and cable features up to 480 mbps data transfer speed usb hub to connect 7 usb devices to 1 usb interface with power switch to switch off the usb hub and save energy equipped with over current detection and protec