Features

With calls, surveillance, intercom, unlock, infrared night vision function 
4-inch high-definition black and white display, 420 lines 
Infrared night vision waterproof function
Electronic control locks function. 
Monitor outdoor functions. 
Image brightness, color and volume can be adjusted. 
Oxidation and wear-resistant surface treatment of aluminum alloy outdoor unit. 
12 selectable ring tones, do not always hear the monotone of the doorbell.  8, the outdoor unit is small and aluminum alloy enclosure, with infrared night vision function, wall installation is simple and convenient. 
Color box packing with 6 sets
All our products have a delayed 1-6 

Outdoor unlock function Performance parameters: 
Switching power supply: AC220V - 50Hz DC12V 1.2A 
Machine current: less than 800mA 
The call delay time: 100S ± 10% 
Monitoring the delay time: 60S ± 10% 
Camera Sensor: CMOS / CCD
Lens: 3.6MM92 degree 
Outdoor unit with infrared night vision function 
Indoor machine size: (H) 225 × (W) 190 × (D) 48mm 
The surface of outdoor unit size: 118 × 87mm    
Install Size: 127 × 95 × 34mm (actual size) 
Indoor and outdoor installation: Wal