Pa speaker principle passive power 400 watt woofer size 10 inch design 2 way system construction full range speakers lf 1x 10 hf 1x 1 dimensions b x h x t 360 x 500 x 260 mm weight 111 kg power rating rms 200 watts noise level 120 db impedance 8 ohm frequency response 59 19000 hz sensitivity 97 dbmw case material bass reflex housing material plastic