outside diameter 223 mm depth 131 mm cutout 193 mm installation grip range 3 - 65 mm loudspeaker system 2-way woofer size 4.25 inch woofer cone material polypropylene tweeter size 1 inch mounting system 2 screws 100V transformer power taps 30 - 15 - 7.5 - 3.75 watts 70V transformer power taps 30 - 15 - 7.5 - 3.75 - 1.75 watts impedance 16 ohms low impedance dynamic power 80 watts low impedance RMS power 50 watts SPL 1W/1m 88 dB max SPL 1m 108 dB frequency response 75 - 20K Hz main construction material ABS plastic grille main material steel IP rating indoor use only applicable low impedance yes applicable in 100V yes Horizontal dispersion angle 1000 Hz 180° Vertical dispersion angle 1000 Hz 180° closest RAL colour (subject to deviations) RAL9010 Net weight product 2.5 kg