Active speaker combo system principle active woofer size 8 inch design 2 way system construction wireless speakers lf 1x 8 hf 1x dimensions 330 x 310 x 490 mm weight 8 kg power rating rms 200 watts power handling peak 400 watt frequency response 50 20000 hz sensitivity 95 dbmw connections sd card bluetooth microphoneinstrument microphone usb types of connection usb 3 5mm trs case materials bass reflex weather resistant enclosure h