... -definition, High fidelity, Low loss Square type plug/Toslink ,5.5 cable connector plug Specification : 1). Produc character: anti-interference ... transmission and communication DVD, VCR, amplifier, switches, 1394 card, sound card, Cable TV set-top box,Digital camera, Computer ... plug/Toslink (including inserted core have metal and plastic two) Round plug / 3.5 mm (including the dt-mini inserted ...