A Bosch 6W ceiling loudspeaker with fire dome from the Mid Level Ceiling Series, for high-quality speech plus background music in voice alarm or commercial projects. Steel grille, steel fire dome, ABS 5VB frame, 6 / 3 W, 88 dB SPL at 1 W, 180 mm cut-out. EN54-24 certified, RAL 9003 white. Scroll down for details.