Power switch (Push button switch, Rocker switch) & CRT socket are UL, VDE, CQC approved. Speaker can be used ... in color TV and other electronic equipment. Power switch and CRT socket are approved by UL, VDE and CQC. Switch Rated ... Switches (push button switched, rocker switches, micro switches), Tact Switches, CRT Sockets, Speakers ( TV speakers, computer speakers, multimedia speakers, subwoofers, PA ...