Phonak Roger™ Touchscreen Mic

these domes are suitable for the Phonak speaker 4.0 This speaker is used with the Phonak Audéo M series.

How do you replace a dome of a Unitron or Phonak hearing aid? Hold the thin tube between your thumb and forefinger with one hand. With your other hand you pull the dome off. Then you take a new dome and press it on the thintube. Do not forget to push the whole thing well with your thumb.