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| вызывная панель домофона (It is located at the outside of the entrance of each building. Door phone plates consist of a matrix of buttons, each of them drives a buzzer located in a unit inside each apartment building. Alex_Odeychuk) | |||
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| вызывная панель домофона (It is located at the outside of the entrance of each building. Door phone plates consist of a matrix of buttons, each of them drives a buzzer located in a unit inside each apartment building. Alex_Odeychuk) | |||