1、HD Camera: The home doorbell adopts ultra high definition camera board, and the photo effect is good. Exquisite and durable, with infrared night vision function. 2、Multifunctional: This wired doorbell has hands free intercom function, electric control lock function, outdoor monitoring function, indoor intercom function. 3、Unique Design: The video surveillance camera has a thin design and 16 ringtones to choose from, all of which make it a luxurious and high quality decoration style. 4、Use: The wired video doorbell can support up to 1 outdoor unit and 4 indoor units at the same time, the outdoor unit has a rain cover, and the outdoor unit has a ringback tone for calls. 5、Connection Line: The available distance of the connection line of the intercom doorbell is 200m, and the guide rail of 5x0.75mm² can be used, which will not affect the displayed pictures and intercom. 1 x Indoor Unit1 x Outdoor Unit1 x Adapter1 x Manual1 x White Cable3 x Colored Cable8 x Screw8 x Rubber Plug Item Type: Home Intercom DoorbellMaterial: ABSIndoor Unit SpecificationsScreen Size: 7 Inches, 16:9 DisplayResolution: Digital: 800x(RGB)x480Viewing Angle: 50° Up, 70° Down, 70° Left or RightBrightness: 200cd/m²Ringtones: Polyphonic Synthesis RingtonesSensitivity: 58dBSignal System: PAL/NTSC (Optional)Input Voltage: AC 100V-240V~ 50Hz/60HzOverall Power Consumption: ≤6W(400mA)Standby Power Consumption: < 1.1WPower Adapter Specification: DC 15V 2ACall Delay: 120S±10%Monitoring Delay: 60S±10%Effective Distance: 200M (5x 0.75M m²)Working Temperature: -20℃ ~+55℃Relative Humidity: 10%~85%(KH)Indoor Unit Installation Method: Wall MountedOutdoor Unit SpecificationsInfrared Light Lighting Distance: Approx. 5m/ 16.4ftGain Control: AutomaticCall Delay: 120s+10%Image Transmission Distance: Approx. 200m/ 656.2ftKW: <2WPower Supply: DC 15V (Provided Directly by the Extension)Camera: HD Color CmosWorking Temperature: -20℃ ~+55℃Gross Weight: Approx. 1058g/ 37.3oz