Cadence Acoustics CEQ-773 7 Band Paragraphic Equalizer Subwoofer Crossover and 7-Volt Line Driver Cadence CEQ773 7 band paragraphic equalizer subwoofer crossover with 7 volt line driver Band 1 Center: 40Hz Bass | Band 2 Center: 100Hz Mid-Bass | Band 3 Center: 275Hz Upper-Bass Band 4 Center: 700Hz Midrange | Band 5 Center: 2 kHz Mid-High | Band 6 Center: 5 kHz Tweeter | Band 7 Center: 14 kHz Super Tweeter Equalization Control: 18dB Boost/Cut | Frequency Response: 10Hz - 50kHz | LP X-Over Frequency: 32Hz - 320Hz @ 18dB THD: &lt;0.05% | S/N Ratio: &gt;105dB | Max Output: 7V | Dimensions (W x H x D): 7" x 1" x 4.5" Cadence CEQ773 7 band paragraphic equalizer subwoofer crossover with 7 volt line driver Band 1 Center: 40Hz Bass; Band 2 Center: 100Hz Mid-Bass; Band 3 Center: 275Hz Upper-Bass Band 4 Center: 700Hz Midrange; Band 5 Center: 2 kHz Mid-High; Band 6 Center: 5 kHz Tweeter; Band 7 Center: 14 kHz Super Tweeter Equalization Control: 18dB Boost/Cut; Frequency Response: 10Hz - 50kHz; LP X-Over Frequency: 32Hz - 320Hz @ 18dB THD: 105dB; Max Output: 7V; Dimensions (W x H x D): 7" x 1" x 4.5"