Features:Indoor Unit:7 inch color digital LCD screen, no radiation, low power consumption, really high definition 16:9 widescreen display.Ultra-thin design indoor unit, acrylic panel, high-grade and beautiful to present luxurious style.Hands-free intercom function, active outdoor monitoring function, one-button unlock function.16 music ringtones are available, pleasant to your ears, eliminating the annoyance of constantly hearing monotonous ringtone.The image brightness, chroma and volume of the indoor unit are simultaneously adjustable.Outdoor Unit:Electronically controlled unlock function, power-on unlock and power-off unlock require a special access control power supply.All metal waterproof, explosion-proof, with 6 night vision infrared lights for IR night vision function.Two discrete buttons, intercom calling function of indoor unit and outdoor unit.Specification:Condition: Brand NewMaterial: ABS + PMMA panelColor: shown as pictureOptional plug type: AU Plug, UK Plug, EU Plug, US PlugDisplay resolution: 840*480System: PAL / NTSC system (optional)Power supply mode: switch powerAC110-240V50Hz /DC15V2AWhole unit current: < 800mACall delay time: 120S ± 10%Monitoring delay time: 60S±10%Camera sensor: HD color CMOS; 700 linesOutdoor unit infrared night vision function: less than 10LUX infrared onIndoor unit size: approx.24*15*2cm/9.4*5.9*0.8inOutdoor unit size: approx.18*9*2cm/7.1*3.5*0.8inIndoor unit installation method: wall-mountedOutdoor unit installation method: wall-mountedConnection cable: 4-core connection cable standard 5m + 4-core terminal cable 15cm (connected to electric control lock)Package List:3 * Indoor Unit (7 inch color LCD screen display)1 * Outdoor Unit (Camera)3 * Connection Cable (Standard 5m)3 * Switch Power3 * Screw Bag1 * User Manual