DP 4EN is a 10 W sound projector in compliance with EN 54-24:2008. It is elegant and suitable for sound distribution in very large and noisy environments (e.g. railway stations, underground, car parks, factories, warehouses, shopping centres, etc.). It has a cylindrical plastic body with a U-bracket support for the installation and includes: - a dual cone loudspeaker (externally protected by a grille). - a transformer for 100 V (/70 V) constant voltage lines, with the possibility to set the power during the installation. It has a ceramic terminal strip (inside its rear panel) to connect in / out cables. Its thermal fuse prevents damages to the audio line due to excessive speaker heat. SPECIFICATIONS Input: 100