Radio Shack CID 2903 - Manual (Page 9)

9 Features
Call Waiting Indicator — displays the
Caller ID information for Call Waiting calls.
Call Summary — displays the number of
calls you received.
Message Waiting — displays when you
have a voice mail message (if you
subscribe to the message waiting service
from your local phone company).
Note: The Message Waiting feature does
not work with stutter dial tone service.
Check with your telephone company for
the type of service you have.
VIP Call List — lets you save up to 10
caller ID records in a VIP list, and sounds
an alert tone when any of those callers
call.
Contrast Control — lets you adjust the
display contrast for the best readability.
Low Battery Indicator — lets you know
when it is time to replace the batteries.
Delete — lets you erase Caller ID records
one at a time or all at once.