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Inter phone SD-920R1S
Inter phone SD-920R1S
Speaker
Broadcast the voice
of the visitor
Screen
4" picture
"Ding dong" volume
adjuster,Adjust the
volume of chime
ding dong" sound
Contrast adjuster
Adjust the contrast
of picture
"TALK" button
Press here to monitor the
outside status, press one
more time to shut off
Press here to talk with
visitor when hear "ding
dong" sound
"CALL" inner-calling
button With 2 or 3 inter
-phones,inner-calling be
available when press here
Power light
Power on when lighting
Bright adjuster
Adjust the brightness
of picture
Microphone
talk toward to it
Volume adjuster
Adjust the volume of voice
Inter phone SD-880R2S
Inter phone SD-880R2S
Screen
4"display
Color image via SD-880RC2.
Handset
For communication with
the door-phone.
Stand-by switch
Control communication
"Call" inner-calling button
with 2 or 3 inter-phones,
inner-calling be available
when press here.
Power light
Light on when power on.
Contrast adjuster
Volume adjuster
Speaker
Broadcast the
voice from the
visitor
Operate indicator
Light on when operating.
Brightness adjuster
"Monitor" button.
Release Button
(1) Anode lock: releases the door to let your visitors come in
after viewing them.
(2) Cathode lock: releases the door to let your visitors come
in after viewing them and keep 5-8 seconds
Release Button
(1) Anode lock: releases the
door to let your visitors come
in after viewing them.
(2) Cathode lock: releases the
door to let your visitors come
in after viewing them and keep
5-8 seconds