17inch TFT LCD screen and 16:9 widescreen display with no radiation, low power consumption and high definition. 2Ultra-thin design, aluminum panel and electroplated buttons, high-end and beautiful to show the luxury style. 3Support hand-free intercom function and monitoring the outside of the door. 4It has 16 ringtones to choose from, and the music is beautiful and pleasant. 5Image brightness, contrast and volume can be adjusted at will.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: 100% Switching Power Supply: AC110-240V-50Hz DC15V 1.2A 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 Optional Plug: AU Plug, UK Plug, EU Plug, US Plug 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