MB Quart RW1-304 Reference Series 12" subwoofer with dual 4-ohm voice coils

Product info: 12" subwoofer with dual 4-ohm voice coils coated non-pressed paper cone with double-stitched foam surround and poly/cotton spider vented die-cast aluminum basket with black powder-coated finish designed for high SPL performance can be wired for 2-ohm or 8-ohm impedance power handling: 1000 watts RMS (2000 watts peak) sensitivity: 85.3 dB mounting depth: 7.317" cutout diameter: 11.21" ported box volume: 1.4-2.4 cubic feet warranty: 1 year