*7 inch TFT LCD screen, elegant design
*Aluminum alloy panel of indoor unit, fashionable and luxury
*No radiation, low power consumption and high definition
*Hand-free intercom,easy and convenient
*Electric lock-control function
*The indoor unit can monitor the view out of the door both day and night for the infrared camera sensor
*16 kinds of doorbell rings for your options
*Volume, brightness&contrast adjustable
*With adapter and cable, users could install it by themselves
Specifications: Indoor Unit Size: 7'' TFT(16:9 Display) Resolution: 480*RGB*234 Dimension: 154.08(H)*86.58(V)mm Delay Calling Time: 120S ±10% Delay Monitoring Time: 60S ±10% Valid Distance: 50M Power Consumption: Static state<0.5W, Calling<10W Transmitting distance of the image: About 200M Viewing Angle(°): 92° Power Consumption: <10W Viewing Temperature: -10℃~+50℃ Comparative Temperature: 10%-90%(KH) Indoor Unit Size(with waterproof cover): Approach. 24.5*15*2.3cm/9.65*5.9*0.91in Outdoor Unit Size(with waterproof cover): Approach. 12.6*5.6*3.3cm/5*2.2*1.3in Indoor Unit Weight: Approach. 380g/13.4in Outdoor Unit Weight: Approach. 217g/7.65in