The T-32 transmitter and the R-31 Receiver has a variety of channel selections that can be changed on site without having to send the units back to the factory.  Ask Hearing PROmotions how.

More than one Hearing Helper 350 system can be used in the same general area as long as the systems are on different channels.  This allows for a variety of possibilities:

One is "Team" teaching separate groups or persons in the same general area.  Ask Hearing PROmotions how.

A person or student can use their same R-31 to hear in their classroom, then flip their channel switch to hear in the auditorium, gym or place of entertainment  Ask Hearing PROmotions how.