NEC Electra Elite 48/192 Features And Specifications Manual page 637

Issue 6
V - 16
An internal party who is talking with the called Multiline Terminal user
¥
presses the Hold key. The called party receives Music On Hold. The
calling party receives a call waiting tone.
¥ When a Multiline Terminal user performs Voice Over, the speech
path is one-way from the originator to the destination.
The Voice Over Access Code can be assigned on a Flexible
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Programmable Line key or One-Touch key.
¥ An override tone is sent to both calling and called parties.
¥ A Single Line Telephone user can receive Voice Over.
After a Tone Override is heard, Voice Over can be set.
¥
¥ When a Feature Access key or One-Touch key (programmed with the
Whisper Page Access Code) is pressed, the LED lights while
responding to the page.
¥ When a station has a Handsfree Unit programmed, the Voice Over
call can be received and answered handsfree.
Electra Elite
Voice Over Split