Have you ever wondered who the visitor is in front of your door before you open it? We are excited to recommend you this 7" TFT LCD Night Vision Video Door Intercom!This TFT LCD Night Vision Video Door Phone Access Control System adopt high-definition CCD camera, Making a better effect for image. Explosion-proof, waterproof design, prevent-oxidation, wear-resistant metal case. Video Door Intercom new trend lead the world, embodies the high-end luxury. Adopting high technology, the Video Door Intercom provides you with great performance. And it is waterproof and oxidation resistant, which is suitable for most environments. This Phone Intercom System offers many functions, such as monitor, call, door-key, no disturber, indoor call and pictures storage. And Video Door Phone System is adjustable for ring volume, picture brightness, chroma and call.This Video Door Phone System comes with power switcher and terminal unit, you can easily install by your own.