Waterproof silicone covers for end panels. Rustproof Aluminum heatsink with white painted finish. Stainless steel end panels are rustproof. All screws and mounting hardware are stainless steel and rustproof. Bottom panel is aluminum and rustproof. High-Speed MOSFET Power Supply. Optical Coupler Class D Technology. Phase Control Switch. Mute and Delay Soft Start System. RCA Preamp Line Output. RCA Input. 8 Volt Preamp Circuitry. Status Mode LED Indicator. Full IC-Controlled Protection Circuitry. Remote Dashboard Subwoofer Control. Product Dimensions (W x H x L): 9x 2.4x 13.1inches. Product Weight: 7.5 Lbs. CEA Compliant Power Ratings: 2 Ohm: 500 Watts x 1 Channel. 4 Ohm: 300 Watts x 1 Channel. RMS Power Ratings: 2 Ohm: 1000 Watts x 1 Channel. 4 Ohm: 600 Watts x 1 Channel. Peak Power Ratings: 2 Ohm: 2000 Watts x 1 Channel. 4 Ohm: 1200 Watts x 1 Channel. RockvilIe RMWK8 8 AWG Gauge Waterproof Marine/Boat Amplifier Wire Installation Kit. 20 Translucent, Twisted Pair, High Quality, Tinned-OFC Flexible PVC RCA Cable. 18 8 Gauge High Current, Low Impedance, Clear Flexible Power Cable with 3 Black Poly Woven Mesh to better resist chemicals in the battery compartment. 18 8 Gauge High Current, Low Impedance, Light Blue, Flexible Ground Cable. 25 16 Gauge 100% Tinned-CCA, White, Non-Transparent Resin PVC, Flat Speaker Cable. 25 Blue Remote Wire. (1) Silver Mini-ANL Fuse Holder Clear Shell and Clear Blue Bottom Bracket with Blue Waterproof Ring. (1) 80A Mini-ANL Fuse. (1) 60A Mini-ANL Fuse. (2) Ring Terminals. (2) Spade Terminals. (5) Speaker Cable Terminals. (1) Washer. (10) White Cable Ties The MS10LW is one of the most powerful marine subwoofers on the market. What really makes this sub stand out is the sound quality and durability. It goes so loud that if you crank it up, boats that are thousands of feet away can feel the bass. The frequency range of these subs are so good that it will make all your songs sound so much better! These play frequencies that nor