12” NEURON 400 SERIES SUBWOOFER Proprietary Heavy Gauge Stamped Steel “Alpha” Basket Laminated non-pressed pulp paper cone with Fiber Glass EPDM surround for Enhanced Control at Extreme Temperatures Rated at 500 watts RMS / 1500 watts MAX 86 dB @ 1w/1m 57 oz Magnet Frequency Response: 25 - 500 Hz Dual 4Ω 2” voice coils 8-gauge nickel plated input terminals Mounting Dimensions - Depth: 141mm / 5.55” [Through Hole: 278mm / 10.94”] Diameter: 318mm / 12.52”