URMET 1122/61 2F Mono Vv Audio Kit With 1122

Two-wire one-family hands-free intercom kit consisting of a Mikra pushbutton panel and a hands-free Utopia intercom with call volume adjustment and \u00e2 \u20ac \u0153Mute\u00e2 \u20ac. The kit, with Full-duplex operation, manages the door open signal with light indication on the intercom and the opening command of a second automatic gate without adding conductors in the riser column thanks to a relay contact present at the door operated by a second supplementary button on the door phone. Possibility to connect up to 4 door phones in parallel. The intercom is equipped with a jumper to select one of the 2 available call melodies. During the installation phase of the kit there is the possibility to choose the hands-free mode or the key pressed. In the first case, to speak, simply press the audio on key of the intercom once and press the same button again to finish, while in the second case the audio on key must be pressed for the entire time of the conversation. Max distance between external unit and interphon