Sinthesi offers you the possibility to choose not only between different system models, but also between numerous installation solutions that meet your space requirements and your needs. Sinthesi is a keypad in modular design that can be installed both horizontally and vertically.Product features:Door loudspeaker series SINTHESI STEEL / polished stainless steelwith high-quality and weather-resistant loudspeaker and electric microphoneKeypads can be connected to EM 1083/17Max. 82 participantsVolume of the door station and the house telephones can be continuously adjusted1 bell button/name plateTechnical data:Compatible with the BiBus systemSize: 1 module unitSupply voltage: via system power supply 1072/24Dimensions: 90 x 90mmInstallation instructions:Note: