Call Waiting; Volume Boost - VTech 18150 TWIN User Manual

CALL wAITING

If you subscribe to call waiting service from your
telephone service provider, you hear a tone if someone
calls while you are already on a call.
• Refer to your Telephone Service Provider regarding
operation of Call Waiting

VOLUME BOOsT

Use the Volume Boost feature to enhance the clarity
and loudness of the voice on handset earpiece.
To turn on Volume Boost on the handset:
• While you are on a call using the handset earpiece,
press OTB / VB on the handset. The handset displays
Boost on.
Press OTB / VB again to turn off. The handset
•
displays Boost off.
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