Speaker; Speakerphone - Siemens 120 Series Quick Reference Manual

Speaker

All ROLMphone 120/240/400 series phones have a speaker that
you can use for receiving calls or listening to the PhoneMail
system. On ROLMphone models that only have a speaker and
not a microphone (RP120 and RP240 Basic), you must pick up
your handset to speak to the other party.
To answer a call,
To hang up,

Speakerphone

The RP240, RP240E, and RP400 models (except for the RP240
Basic) have a two-way speakerphone, consisting of a speaker
and a microphone. You can use the speakerphone to make or
answer calls without picking up the handset.
To make a call,
To answer a call,
To hang up,
To switch during a call,
SPEAKER
18
Pick up the handset. The blinking status light next
to the line key turns on steadily.
Hang up the handset.
Press a line key or the Speaker key to get a dial
tone, then dial.
Press the line key next to the blinking status light.
Press the line key or the Speaker key.
If you are using the handset and want to use the
speakerphone, press the Speaker key and hang up
the handset. If you are using the speakerphone and
want to use the handset, pick up the handset.
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