The listen and whisper feature allows the operator to listen in on a call in which they
are not involved. Further,any audio from generated on the operator handset is
audible only to the internal extension, and not to the external party. To listen and
whisper, select the local extension involved in the call (notice again, the blue outline)
and then click the “Listen and Whisper” feature button.
[Figure 128: The Listen and whisper feature allows the operator to listen in on other
calls, and talk to the local user on the call.]