Product Name: 4-Wire Color Video Door PhoneModel Number: SD-980DRC2Place of Origin: ChinaSpecifications:1) Power Source: DC12V Supplied by interphone2) Camera: 1/3" CCD/CMOS3) Lens: F3.6 78oAdjus

Specifications:1) LCD: 4" color TFT2) Power source: AC 100V-240V3) Power consumption: 10W4) Resolution: 480(W) x 234(H)5) Chime: ding dong chime6) Operating temperature: -10 ~ 50oC7) Installation

Product Name: 4-Wire Color Video Door PhoneModel Number: SD-880RC18Place of Origin: ChinaSpecifications:1) LCD: 4" color TFT2) Power source: AC 100V-240V3) Power consumption: 10W4) Resolution: 48

Product Name: Audio Door PhoneModel Number: SD-720AR7Place of Origin: ChinaSpecifications:1) Power source: DC 12V2) Operating temperature: -10 ~ 50oC3) Power consumption: 0.5W4) Chime: ding dong chime

Specifications:1) Power source: DC 12V2) Operating temperature: -10 ~ 50oC3) Power consumption: 0.5W4) Chime: ding dong chime5) Communication: dual-way6) Installation: wall mounted7) Dimensions: 205(L

Features:1) Visitor calling, dual communication, unlocking2) Monitoring, internal calling3) Infrared LEDs on door station4) Power: DC 12V (Power from Monitor)5) Two-wire6) Rain coverSpecifications:1)

Features:1) Visitor calling, dual communication, unlocking2) Monitoring, internal calling3) Infrared LEDs on door station4) Power: DC 12V (Power from Monitor)5) Alloy die-casting6) Two-wireSpecificati

Specifications:1) Power source: DC 12V (Power from Monitor)2) Camera: 1/4" B/W CMOS (pin hole)3) Lens: f = 4.9mm4) Illumination: 0.1 Lux5) Light source: 6 IR LED6) Power consumption: 2.5W7) Opera

Specifications:1) CRT: 4" flat tube2) Power Source: AC 100V - 240V3) Power consumption: 10W4) Resolution: 380 TV line5) Chime: ding dong chime6) Operating temperature: -10 - +50°C7) Installat