Optimize noise cancelling (EAH-AZ80/EAH-AZ60M2)
1.
In the home screen of the [Technics Audio Connect] app, tap [SETTINGS].
2.
Tap [Optimizing noise cancellation (pre-adjustment)].
3.
Move 
up or down to adjust the level.
up or down to adjust the level.•
Adjust to a level that minimizes noise in noisy areas.
4.
Tap [Confirm].
5.
Tap [OK].