Filter Filters 81-85 dB Remove All Filters Price $100-$500 (1) Condition New (1) Brand Rockford Fosgate (1) Size 12" (1) Voice Coils Dual (1) Receiver Size Yes 10-7-2015 (1) Rockford Fosgate R2SD4-12 12" Prime R2 4-Ohm DVC Shallow Subwoofer $159.99