The FC684208T is a right angle PCB optical transmitter Jack with hinged shutter. This OTJ-8 series jack with plastic body, nylon 66 shutter. It conforms to the EIAJ standard CP-1201 for digital audio interfaces including fibre-optical inter-connections. It is virtually unaffected by noise when transmitting signals between digital audio equipment, enabling high-quality audio recording and high speed signal receiving. It continues to be adopted as a virtual standard in portable audio equipment.