Rockford Fosgate R2D4-10 10" 500 Watt 4-Ohm DVC Subwoofer + Vented Enclosure CategoryFull_Electronics | Electronics Accessories | Power | Batteries | General Purpose Batteries or sling trainers (not included)

or sling trainers (not included) for more variety

eliminating hassling pumps

making it not only easy on your wallet

Protective sheath included for safe storage between uses

Hydrotools pumps now far exceed current performance and efficiency regulations

Rockford Fosgate R2D4-10 10" 500 Watt 4-Ohm DVC Subwoofer + Vented Enclosure CategoryFull_Electronics | Electronics Accessories | Power | Batteries | General Purpose Batteries or sling trainers (not included)The **Rockford Fosgate R2D4 10** 10" Prime R2 500 Watt 4 Ohm DVC Subwoofer pumps out awesome bass due to the mica injected polypropylene cone, and the Dual Voice Coil design gives you amazing installation flexibility. This subwoofer uses an anodized aluminum voice coil former that provides superior heat dissipation (up to 100 at max power levels). It has the capacity to handle power under continuous demand, conforming to CEA 2031 industry standards,