9 - V
olume and tone receiving adjustment
You can increase the volume and adjust the
receiving tone according to your own hearing
requirements.The button +40 dB allows extra-
receiving and tone functions to be activated or not
during the conversation.
When the function is activated, the red light for extra
receiving and tone function located near the button
+40 dB is lit. Adjust the
buttons to move the level according to your own
hearing requirements.
Bass
+10db max
Using the phone
TONE and VOLUME
TONE
Normal
13
Treble
+10db max