Type: Active Bass Enclosure Driver: PULSE12 Speaker Size: 12" (323mm Peak/RMS Power: 1050W/350W Impedance: 4 Dimensions (H x W x D): 13.9" x 21.6" x 11.3" 355mm x 550mm x 288mm Configuration: 4th order bass reflex Enclosure Type: Trapezius Bass Enclosure