Specifications

color video door phone with 3.5inch color LCD

Model No: sipo-008A-833

(1)One door station can support up to four indoor phones.
(2)Audio indoor phones are compatible.
(3)Dual calling, Surveillance, intercom and remote door unlocking are main functions.
(4)Color TFT screen display, 3.5' size are available.
(5)LED in the door station provide a clear picture even in night time.
(6)30 seconds ring tones are available, 30 seconds active surveillance, 120 seconds intercom
(7)Double Ding-Dong ring or chord melody rings are available
(8)Handsset indoor phone;
(9)Avoid to unlock by error if no calling.
(10)Unique design to unlock the door.
(11)Prevent to unlock by taking apart the outdoor unit because the outdoor unit has no unlock line. This system 

12) Power Source: DC 12V
(13)Operating temperature: -40C~70C

Spec.:
Chime: Ding dong chime
Ambient temperature: -10 to +40C
Ambient humidity: 45 to 95%