Inim SPI-W420200 two-way speaker for voice alarm systems, EN54-24 certified. Two-way (4" woofer + 1" tweeter) speaker, wall mount by means of an adjustable metal bracket. For indoor use (Type A) IP21C. Line input 100V rms or 70V rms. Rated output selectable : 20W/10W/5W/2,5W@100V. SPL : 94,6dB(1W@1m). Pre-assembled connection cable of 0,50m and connection box, ceramic block, thermal fuse and metal grille to protect the visible section included.