Features:1) Visitor calling, dual communication, unlocking2) Monitoring, internal calling3) Infrared LEDs on door station4) Alloy die-casting5) Two-wireSpecifications:1) Power source: DC 12V (Power fr

Product Name: Two-Wire B/W Video Door PhoneModel Number: SD-891DRTPlace of Origin: ChinaFeatures:1) Visitor calling, dual communication, unlocking2) Monitoring, internal calling3) Infrared LEDs on doo

Specifications:1) TFT: 4" color LCD2) Power source: AC 100 - 240V3) Power consumption: 10W4) Resolution: 480 (W) x 234 (H)5) Chime: ding dong chime6) Operating temperature: -10 ~ +50°C7) Ins

Product Name: Video Door PhoneModel Number: SD-880RC1205-801Place of Origin: chinaSpecifications:1) TFT: 4" color LCD2) Power source: AC 100 - 240V3) Power consumption: 10W4) Resolution: 480 (W)

Specifications:1) Power source: DC 12V2) Operating temperature: -10 ~ 50oC3) Power consumption: 0.5W4) Chime: ding dong chime5) Communication: dual-way6) Installation: wall-mount7) Dimensions: 210(L)

Product Name: Video Door PhonesModel Number: SD-720AR7-1Place of Origin: ChinaSpecifications:1) Power source: DC 12V2) Operating temperature: -10 ~ 50oC3) Power consumption: 0.5W4) Chime: ding dong ch

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