... signal transmission and communication DVD, VCR, amplifier, switches, 1394 card, sound card, Cable TV set-top box,Digital camera, Computer peripheral digital ... , Automotive, medical equipment and power system, etc.3. Plug type: Fang type plug/Toslink (including inserted core have metal and plastic two ... 9The operating temperature-40°C-+85°C PVC plastic,Fang type plug/Toslink Optical fiber cable