Your hearing instruments
IT/ITE
(battery type: 13 or 312*)
① Microphone
② Second Microphone
TwinMic
TM
③ Battery compartment
④ Program button (optional)
Each hearing instrument can be identified by the serial
number located on the outside of the instrument.
* Ask your Hearing Care Professional.
4
(optional)
CT/ITC/HS
(battery type: 312)
⑤ Volume control
(optional)
⑥ Vent
⑦ Removal cord
(optional)