Stable data transmission - This extension board features robust gold-plated connectors, a locking feature to ensure the cable doesnt become disconnected by mistake, which guarantees stable data transmission. High performance cable - The cable features gold-plated connectors on both ends, and the layout of the cable has been designed with the shielding of high-speed data lines in mind, smart arrangement ensures that no data is lost, and a spring mechanism ensures the connection is stable even when the board is moved.