POWER RATING,watts 20 FREQUENCY RANGE, Hz 250-8,000 IMPEDANCE, ohms 8 SOUND PRESSURE LEVEL, 1000Hz RATED POWER/ m,dB 117 1watts/m, dB 104 DISPERSION, 1000Hz, ¡£ 90H¡¿140V DIMENSIONS FRONT&DEPTH, mm 250¡¿145¡¿323 HORN COLOR/MATERIAL Grey/Plastic MOUNTING Bracket in Steel TERMINAL Cable, 0.5m NET WEIGHT, kg  1.9 IMPEDANCE SETTINGS, watts 100V-20