7>No soldering required, easy to use, Requires only a screwdriver and a wire stripper to terminate USB cables, Saves time and hassle for installers. 8>Can extend the length of the USB 2.0 A cable,5-pin (way) bolt screw terminal pluggable connector can be plugged into the USB A 2.0 plug, Then connect the socket to the other wires, The length of the USB cable can be extended.