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Adjusting the Volume
On underside of handset, turn volume wheel to increase or decrease volume.
Volume Adjust VR1
Mic Sensitivity VR2
Adjusting the Microphone:
If the person you are calling reports your voice is not loud enough, increase the Microphone Sensitivity by adjusting
VR2 a 1/4 turn clockwise (requires a small Phillips screwdriver).
Adjusting the Speaker:
If the voice of the person you call is not loud enough in the phone speaker, increase the volume by adjusting VR1 a
1/4 turn clockwise.
RATH® SmartPhone
Handset Phones
Speaker Phones
Speaker Phones
Handset Phones
Black Wire, Hot
White Wire, Neutral
Wiring
120v into
Transformer
Transformer
Phone Line
Cord
Phone Line
Cord