1/4" / 6.35mm connector professional,gold plated 6.35mm mono/stereo plug 1/4" / 6.35mm connector screw style material: brass (ROHS)for the cable of size ... of RCA plug/connector, AV plug/connector,phone plug / connector, banana plug, binding post, 3.5mm plug, 6.35mm / 1/4'' mmplug / connector , jack plug for ...