SUBWOOFER FOR PA (SELF-AMPLIFIED) Self-powered subwoofer system. Acoustically adapted to be optimally combined with the systems of the Premium PR:O series. Speaker: 1 x 18”. X-Over-Bass: active diplexer that allows the upper limit frequency of the subwoofer to be varied from 75 Hz – 150 Hz. Frequency response: 48 Hz – X-Over (+/- 3 dB), 36 Hz – X-Over (- 10dB). Amplifier: class D. Peak power: 1200 W. Active protection circuit: subsonic filter, peak protection limiter. SPL Max.: 127 dB peak. Cutoff frequency: 75Hz–150Hz, selectable. Connectors: 2 x XLR Combo (L and R), 2 x XLR Line Out Mid/High, 2 x XLR-Through. Attachment points: 1 x M20, 2 x MultiGrip handles. Metal grille with black acoustic foam on the back. Dimensions WxHxD: 53 x 62 x 64cm. Weight: 39.8kg. Finish: acrylic enamel, black.