Direct dialing video intercom system for flats/ apartments. Monitors: 7" Hands free, High resolution, colour, touch screen menu. Features and Specifications: High grade Al materials face and Non-stain steel buttons, Special Waterproof and Dustproof design with protection at IP33 Camera can be adjusted up and down.Clear image even in the dark from infrared function. Door can be released via button on the monitor. An electric or electro-magnetic look required. Failure self-inspection and Volume adjustable function.