LARGE SCREEN - Features a 7 inch LCD touch screen with a resolution of 1024 x 600, which provides the brightness, screen color, volume and more kinds of music settings. Advanced Communication: Support intercom, photo capture, video recording, remote unlocking and visitor recording, it is wired communication, powered by a 110-120V adapter. Enhanced Features: Built-in pedestrian detection, calendar display and adjustment. Brightness, contrast and color options. SECURE LOCK CONTROL - Offers compatibility with magnetic locks and electric locks, complete with lock delay time setting. EASY INSTALLATION - Surface mount, easy 2-wire configuration system includes rain cover, connection terminal, screws materials.