Sharp FO-A660 Operation Manual page 9

REPEAT key
16 16
Press this key while listening to a message to play it again (page 28).
SKIP key
17 17
Press this key while listening to a message to skip to the next message (page
28).
DELETE key
18 18
Press this key to erase recorded messages (page 29).
Monitoring phone conversations
When speaking through the handset, you can press
person to listen to the conversation through the speaker. (To turn off the
speaker, press the key again.)
To adjust the volume of the speaker when monitoring a conversation, press
or
replaced).
Note that the speaker cannot be used for speaking; it is only for listening.
To avoid feedback (a loud howling sound), be sure to turn off the speaker
(press
8
(the volume reverts to the lowest setting each time the handset is
once again) before you replace the handset.
to allow a third