The Home Security 3 to 1 7inch TFT LCD Color Video Doorphone Intercom with Photographing INS-DP06 comes with obvious luxury style and leads the tideway of colour visual intercom bell with thin designed for aluminium-alloy panel of indoor unit.No radiation, low power consume and 7 inch TFT high definition colour picture Intercom Video Door Phone. Waterproof, anti-oxygenation and long grinded treatment for aluminium-alloy panel of outdoor unit. With functions as monitor, call, door-key, non-lift answer, no disturber, indoor call. Adjustable for ring volume, picture brightness, chroma and call. Color Intercom Video Door Phone with this monitor two or above two can support indoor call function. Delicate smart part, makes the color video doorphone intercom a saluting angel of dwelling house, work building, hotel, factory and so on. You will never miss any guest. With this color video doorphone intercom, your family life will be refreshed. Hurry up, don't miss it!