int PIN_SEND = 0; // from WiringPi
    int PIN_RECEIVE = 2; // from WiringPi
    std::vector<Outlet> outlets; 
    outlets.push_back(Outlet("Wohnzimmer Stehlampe", 5506385, 5506388));
    outlets.push_back(Outlet("Kueche Kaffemaschine", 5509457, 5509460));