Widex RC4-1 - Manual (Page 15)

15
Mute
You can also use your RC4-1 to mute your hearing aid
completely.
Press the [ 1 ] key. The initial setting,
P1 V9, should now be displayed.
Then press and hold down the [ 1 ]
key while pressing the [ – ] key. The
number 0 is displayed next to V. To
turn up the volume again, press the
[ + ] key. This will reset the volume to
the initial setting (9).