Two way speaker system with dome tweeter recommended for speech and background-music reproduction. Music power/RMS: 40/20W. 8" woofer with coaxial tweeter 1". Low impedance (8Ω) or 100V. Built-in multi-tapped transformer for 100/70V constant voltage connection. Three hooks mounting system (no screws or other attachment elements). Body in self-extinguishing (UL 94V-0) plastic and front metal grille RAL 9003 White. IP 44 protection.