7inch LCD Video Door Phone Doorbell Intercom Camera Monitor Home Security System Features: 1. 7inch TFT LCD screen and 16:9 widescreen display with no radiation, low power consumption and high definition. 2. Ultra-thin design, aluminum panel and electroplated buttons, high-end and beautiful to show the luxury style. 3. Support hand-free intercom function and monitoring the outside of the door. 4. It has 16 ringtones to choose from, and the music is beautiful and pleasant. 5. Image brightness, contrast and volume can be adjusted at will.  6. Support one-button unlock function, suitable most of the electronics lock. 7. The outdoor unit is exquisite and compact, with night vision infrared function, wall-mounted installation is simple and convenient. Specification: Condition: The Whole Machine Current: ＜800mA Call Delay Time: 120S ± 10% Monitoring Delay Time: 60S ± 10% Camera Sensor: OV1030 700 line Camera Lens: 3.6mm Camera Viewing Angle: 92 degrees adjust Outdoor Unit with Infrared Night Vision Function: Low open 10LUX infrared open Package List: 1 x Outdoor Camera 1 x Indoor Monitor 1 x Power Supply 1 x 5m Connection Cable 1 x Package of Screws 3 x Adapter Cable 1 x User Manual