Feature:1. NIGHT VISION: Video doorbell with night vision with IR CUT. 7 inch color TFT LCD radiation free, low power consumption, high definition.2. ELECTRONIC LOCK CONTROL: Video door phone doorbell has electronic lock control function, hands free intercom speaker, silent indoor intercom function.3. 25 DOORBELL RINGING: Video intercom monitor monitors the exterior of the door. 25 types of doorbell ringing. Volume, brightness and contrast adjustable.4. ALUMINUM PANEL: Home security system features a stylish and luxurious aluminum panel with rain and oxidation resistant properties for durability.5. CONVENIENT TO USE: HD night vision video doorbell ensures you can see and talk to all your visitors with ease of use.Specification:Item Type: Video Door Phone DoorbellMaterial: ABS, Aluminum AlloyResolution: 480xRGBx230Call Duration: 120sMonitoring Duration: 60sMaximum Communication Distance: Approx. 200m/656.2ftPower Consumption: Static <0.5W, Call <10WCamera Display Angle: 92 Degree (Adjustable)Camera: 1/4in CMOS 700TV Lines.Package List:1 x Outdoor Unit (Camera)1 x Indoor Unit (Monitor)1 x Adapter1 x 4 Pin Connection Cable1 x 2 Pin Connection Cable2 x 4 Pin Connection Cable1 x User Manual8 x Screw8 x Screw Expansion TubeNote:Please allow some error due to manual measurement.