Silvercrest SH-100 - Hearing Aid Shortcut Key

Silvercrest SH-100
68
English
15.4 Hearing aid shortcut key
The hearing aid function can be switched on and off by pressing
the 0 on the keypad. Press and hold the key 0 until the function is
confirmed on the screen. Press and hold the 0 key again to
deactivate the function.
The hearing aid function can only be activated if the supplied
headset is connected.