Cadence Ενεργό SubWoofer Box FXB 121VA 300W RMS Single 12″ Active Subwoofer Enclosure Specifications Enclosure Type: Active Ported Woofer Size: Single 12″ RMS/Peak Power: 300/600 Watts Port Style: Bass Reflex Frequency Response: 40 Hz~500Hz SPL@1 w/1m: 93 dB Impedance: 4 OHMS Dimensions: 45cm x 37,5cm x 39cm (LxWxH) Features Surround: Laminated Butyl Rubber Exterior: Avitation Grade Carpet with Embroidered Logos Cone Material: Black Polypropylene Mica Port: 4th Order Bass Reflex Ported Design