Ground Zero GZUB 8BR

8″ vented SQ loaded enclosure Subwoofer GZUW 8SQ-D2 Resonance-free aluminum cast basket 2″ copper voice coil High quality vented enclosure Airflow optimized ventilation tube Solid enclosure from MDF GZ Push terminal Power handling 300 Watts RMS Impedance 2x2 Ohm Xmax 20mm (p2p) New volume 20.5 Liter Tuning frequenzy 40 Hz Roll-off frequenzy 33 Hz Ventilation port 1x7cm Port length 34cm Dimensions (w x h x d) 430 x 250 x 318mm Backwall angle 78°.