Roswell Marine RMA 12" SubwooferRoswell's RMA 12" subwoofers feature a versatile design that bring the party to life and are well suited for both sealed or ported enclosures. Featuring an excellent low-end extension these subs can handle 500 watts RMS. Utilizing marine grade plastic housings along with the machined wire terminals, these subs are saltwater and UV resistant for a long working life. The integrated impedance switch allows you to select between series or parallel voice coil. Klippel tested and optimized for maximum power handling, acoustic performance, and sound quality. The Roswell RMA 12" subwoofers pair perfectly with the R1 1000.1 Marine amplifier.Product Features: Klippel Tested; Black Grille; Machined Wire Terminals; Dual 3" Voice Coils; Integrated Impedance Switch; Optimized Motor Structure; Extreme Saltwater & UV Resistance; Specifications: Continuous Power: 500W; Peak Power: 1000W; Sensitivity: 88dB @ 1W/1M; Frequency Response: 32Hz - 250Hz; Nominal Diameter: 12"; Overall Diameter: 12.8"; Basket Diameter: 11.20"; Mounting Depth: 6.38"; Total Depth: 8.50";