n atur a l s ound sp e ak er sy s t em n atur a l s ound sp e ak er sy s t ... em soavo-1 woofers midrange driver tweeter frequency response sensitivity maximum ... 487 mm 59.5 lbs 27 kg soavo-2 woofers tweeter frequency response sensitivity maximum ... 14-3/16 x 23-5/8 x 16-5/16 360 x 600 x 415 mm 16.5 lbs 7.5 kg · sps-900 not ... some areas · specifications are subjectto change ...