Geemarc CL100 - Manuel (Page 10)

The button allows extra receiving and tone
functions to be activated or not during the conver-
sation. When the function is activated, the red light
of extra receiving and tone function located near
the button
is lit. Adjust the TONE and VOLUME
buttons to remove the levels according to your own
hearing requirements.
Note: When the tone (treble), earpiece volume and
sending levels are set to the maximum, whistling
may occur. If whistling occurs the sending level
USING THE PHONE
10
TONE
Bass
+10db max
Treble
+10db max
Normal
VOLUME
0dB
15dB
+30db max
30dB ON
15dB OFF