20
1.
2.
3.
4.
Below is another example of how the sound outlet, re-
lief vent and microphone opening can be positioned.
The hearing aid illustrated here is provided with a
full
length vent
. The positions can be slightly different on
your hearing aid.
1. Sound
outlet
2. Relief vent outlet (full length)
3. Relief vent inlet (full length)
4. Microphone
opening