NEC SL1000 Features And Specifications Manual page 279

ISSUE 2.0
Operation
To initiate Group Listen:
1. Place or answer call using the handset.
2. Press Speaker key twice (but do not hang up).
Speaker key flashes slowly.
You can talk to the caller through your handset. Your co-workers hear your caller's voice over your
telephone speaker after pressing Speaker key.
To talk Handsfree after initiating Group Listen:
1. Hang up the handset.
To cancel Group Listen (without hanging up your call):
1. Do not hang up.
2. Press the flashing Speaker key.
You can talk to the caller over the handset. Your co-workers can no longer hear the caller's voice.
Features and Specifications Manual
SL1000/SL1100
G
1-269