2VOICE, two wires throughout the system for quick and easy installation. Maximum flexibility: from single-family homes to larger building complexes.Product features:Door station interfacefor managing more than 2 door stationstwo power supplies required (1x power supply for door stations and 1x riser) for top hat rail mountingTechnical specifications:Compatible with System 2VOICESupply voltage: 230V (AC), 50-60Hz Width: 10 sub-units (180mm) Installation instructions:Note:
