Samsung DS-5021D Cell Phone User Manual


 
106 © SAMSUNG Electronics Co., Ltd.
ANNEX
APPLICATION MENUS
CONVENIENT FEATURES
BASIC FEATURES
THINGS YOU SHOULD KNOW
PREPARATION
Calling The Door Phone / Room Monitor
You can call the Door phone and listen to what is happening outside or in another room.
1 Dial the station number of the Door phone.
2 You can listen or have a conversation when
you are connected to the Door phone.
3 If an electric door lock is installed, you can
open the door by dialling [1]
[3].