The 2N IP Vario 3-Button Intercom System provides a combination of video calls and door control to your smart home. The system features a built-in 640 x 480 resolution camera with 55° horizontal and 39° vertical viewing angles. It also has full-duplex audio, three stainless steel call buttons, and a numerical keypad for unlocking the door or dialing a number. SIP protocol support makes it possible to link the intercom with IP phones and PBX from other manufacturers without having to connect to a server. With the IP Vario Intercom, you can contact a mobile phone or tablet. This system is IP53 rated when installed with the optional roof or IP50 rated without it, and is also IK07 impact resistant.