1、7in Screen: Video intercom doorbell is designed with a 7 inch color TFT LCD display, no radiation, low power consumption, high definition. 2、Multi Functional: Infrared camera with infrared CUT has effective night vision function, electric lock control function, handsfree talking. 3、25 Ringtone: Access control video doorbell has 25 kinds of doorbells. You can choose the ringtones you need, practical and stylish. 4、Weatherproof: Doorbell intercom system is made of aluminum alloy material, high strength, rain proof, oxidation resistant, long use life. 5、Easy Installation: The intercom system is simple to install, suitable for use in villas, apartments, homes, hotels, offices, and public buildings. Item Type: Doorbell Intercom System Material: ABS + aluminum alloy Screen Size: 7in TFT Resolution: 480xRGBx230 Call Duration: 120s Monitor Duration: 60s Maximum Communication Distance: Approx. 200m/656.2ft Angle: 92 degrees Camera: 1/4in CMOS 700 TV Line 1 x Indoor Unit 1 x Outdoor Unit 1 x Screw Kit 1 x Instruction Manual 1 x Power Cord 1 x 4 Core Connecting Cable (5m) 2 x 4 Core Terminal Cable 1 x 2 Core Terminal Cable