Alpine SWR-1242D subwoofer features •Peak Power 1500W •RMS Power 500W •Frequency Response: 24Hz - 500kHz •High Excursion 1" Santoprene Edge •Kevlar Reinforced Pulp Cone •Dual Progressive Nomex Spiders with Edge Control •Integrated Tinsel Lead Spider Design •Custom Cast Aluminium Frame with Integrated Heat Transfer Plate •Extended Length Dual-Flared Vented Pole Design •High-Strength Brass Voice Coil Bobbin •Heavy-Duty 10cm2 Push Terminals •Computer Optimized Magnetic Circuit •Designed and Engineered in the USA

£189.99