1、ALUMINUM PANEL: Video doorbell is made of aluminum alloy panel, which is stylish and luxurious, with rainproof and anti oxidation properties. 2、7 INCH COLOR TFT LCD: Video door phone doorbell with 7 inch color TFT LCD, no radiation, low power consumption, high definition. 3、NIGHT VISION FUNCTION: Night vision video doorbell is an infrared camera with night vision function with IR CUT. 4、ELECTRONIC LOCK CONTROL: Video intercom monitor has electronic lock control function, hands free intercom, silent indoor intercom function. 5、25 DOORBELL RINGING: Video intercom system monitors the exterior of the door. 25 types of doorbell ringing. Adjustable volume, brightness and contrast. Item Type: Video Door Phone Doorbell Material: ABS, Aluminum Alloy Resolution: 480xRGBx234 Call Duration: 120s±10% Monitoring Duration: 60s±10% Maximum Communication Distance: Approx. 200m/656.2ft Power Consumption: Static <0.5W, Call <10W Camera Display Angle: 92 Degree Monitor: Approx. 15x25cm / 5.9x9.8in 1 x Outdoor Unit (Camera) 1 x Indoor Unit (Monitor) 1 x Adapter 1 x 4 Pin Connection Cable 1 x 2 Pin Connection Cable 2 x 4 Pin Connection Cable 1 x User Manual 8 x Screw 8 x Screw Expansion Tube