The Internal USB Hub (Gen 3) enables you to connect an additional 4 usb 2.0 devices and is designed to be tucked away and installed quickly with a magnetic body and 3M dual lock tapes. 4 internal USB 2.0 ports and 1 port for connection to motherboard. Works great with any PC and designed to be easily hidden away. SATA power connection provides a stable power source. User friendly installation with magnetic body and 3M dual lock tapes for mounting.