10 watts to 250 watts; Two 8 in. active woofers with two 8 in. passive radiators; One .75 in. tweeter ; Frequency response: 24 Hz-22 kHz with 3 kHz crossover ; Sensitivity: 90dB @ 1W/1m ; 5-way, video-shielded tower speaker system; Rich, black wood-grain cabinet ; Dim: 43.5 in. H x 10 in. W x 11.75 in. D ; 7-year limited warranty; Each;