Bass Reflex Active 12″ Subwoofer. Class D Amplifier . Integrated Active Crossover. XLR L/R Balanced Line Inputs. XLR L/R Balanced Filtered Outputs- XLR L/R Balanced Link Outputs. 2 Lateral Recessed Handles. M20 Type Speaker Pole Mount to Reduce VibrationsPower: 450W Response: 40Hz-150Hz (-10dB) Spl: 120dB Dimensions: 480 x 480 x 560mm Weight: 17Kg. This active subwoofer is equipped with a 12″ high-excursion woofer. Sturdy and stylish birch plywood enclosures with full metal grille and acoustic foam -offers a pleasant look and ensure an high quality sound and punch. Equipped with a Class D amp and switching power supply they deliver up to 450W of power with great efficiency. The sub features a stereo active crossover and balanced input/output/link connections. The cabinet features a M20 speaker pole mount and 2 recessed handles.