- Provision of equipment for simultaneous interpretation of up to 8 languages. - Dispatchment of equipment technicians. This interpretation modulator adopts FM and is used for international conferences and seminars. This is an output device for the modulator that sends sound to receivers through an antenna. This equipment receives and controls interpretation output. This device is used by interpreters at the time of interpreting. Channels are provided for choice. It sends interpreted output to an audio control. Conference participants choose a channel on this receiver to listen to interpretation by interpreters. Conference participants wear one end of the earphone in their ear and connect the other end to a receiver. Interpreters sit in the booth to provide interpretation while listening to the persons of whom they are interpreting.