Feature:Audio and video intercom, surveillance and unlocking, and IR night vision
function 1.High resolution 4-inch LCD 2.IR night vision and waterproof 3.Electrical control unlock function 4.Outdoor surveillance function 5.Video light, color adjust function 6.Oxidation and wear-resistant surface treatment of aluminum alloy
outdoor unit. 7.12 selectable ring tones, do not always hear the monotone of the
doorbell. 8.Small Outdoor unit with aluminum alloy enclosure, with infrared
night vision function, wall installation is simple and convenient. 9.Color box packing, 6 sets a box. 10.Outdoor unit unlock function 11.4-wire Outdoor lock design, installation more convenient.Technique Parameter: 1.Power:AC220V--50Hz DC15V 1.2A 2.Working electricity current:<800mA 3.Time for call:100S±10% 4.Time for display:60S±10% 5.Camera:CMOSPC1030420TVL 6.Lens:3.6MM92 degree 7.