4 Rockville RWB80W 8" Wakeboard Marine Speakers+4 Channel Amplifier+Amp Kit Rockville RWB80W Pair of 8" White WakeBoard Tower Speakers Totaling 600 Watts (300 Watts per speaker). 8" Two-Way High Fidelity Speaker System. Adjustable Nylon Mounting Bracket Reinforced With Embedded Steel. 1" Polymide Dome Neodymium Midrange Tweeter. Built-In Two-Way Crossover Network. Fully Marinized Against Salt & Fresh Water Conditions. Completely Water / Rust Resistant. Includes Stainless Steel Mounting Hardware.Includes long screws that accommodate Jeep Wrangler and any roll bar. Terminals Are Sealed with Rubber Gaskets . Specially Tuned for PA Voice Over. Polypropylene Mica Injected Cone with Santoprene Surround. High BL Magnet Motor Structure. Y30 High Density Magnets. Oversized 1.25 Kapton Voice Coil. Large mounting screw accommodates roll bars found on many off road vehicles such as Jeep Wranglers, and ATV's equiped with a roll bar/cage.. Color: White. Rockville RXM-F4 Marine 4 Channel Amplifier. Peak Power: 2400 Watts (2 x 1200 @ 2 ohms or 1 x 2400 @ 4 Ohms). High-Speed MOSFET Power Supply. Studio-Grade Bipolar Output Stage Transistors. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. CH3 & CH4 Low Pass 50Hz - 3KHz. CH3 & CH4 High Pass 15Hz - 1KHz. CH1 & CH2 High Pass 50Hz - 300Hz, 500Hz - 3Khz (x10). High Level Input Auto Start Smart Turn-On. Rockville RMWK4 4AWG Guage Waterproof Marine/Boat Amplifier Wire Installation Kit. 25 Translucent, Twisted Pair, High Quality, Tinned-CCA Flexible PVC RCA Cable. 20 4 Gauge High Current, Low Impedance, Clear Flexible Power Cable with 3 Black Poly Woven Mesh to better resist chemicals in the battery compartment. 4 4 Gauge High Current, Low Impedance, Light Blue, Flexible Ground Cable. Rockville MRCA20 RCA Interconnect Cable . 20 Ultra-Flexible PVC Shield. Twisted Pair. Premium Audiophile Marine RCA Interconnect Cable. High Performance Water Proof RCA Plugs. Tinned Copper Strands for Sonic Purity. Outstanding Noise Rejection, Accuracy, and Frequency Response. (2) Pairs of Rockville RWB80W 8&#034; White 2 Way Marine Speakers Totaling 1200 Watt (1) Rockville RXM-F4 Marine 4 Channel Amplifier 2400 Watt/1200w RMS (1) Rockville RMWK4 4 AWG Waterproof Marine/Boat Amplifier Installation Wire Kit (1) Rockville MRCA20 20 Foot Twisted Pair Marine RCA Cable No exaggerated power ratings: These speakers are rated with true world RMS ratings. No bootleg or exaggerated power ratings like other brands. These speakers are 200 watts RMS and 300 watts peak. (200 watts RMS is equal to about 500 watts rated by other brands) New and improved mounting bracket reinforced with steel - The mounting brackets are waterproof and durable plastic. They are reinforced with nylon and steel to make them extra strong. The nylon allows easy adjusting while the strength of steel can withstand the toughest conditions. Marine grade components and materials: these speakers are truly marine grade. They will not get damaged by water, salt water, or moisture. In addition the terminals (which are normally the first part of a marine speakers that gets damaged by water are made out of stainless steel and they are completely rustproof. There is also an additional waterproof coating cut completely protect the speakers. The mounting screws are 1/4&#034; longer than other versions we carry to accommodate thicker mounting bars. Rockville RWB80W Pair of 8&#034; White WakeBoard Tower Speakers Totaling 600 Watts (300 Watts per speaker) 8&#034; Two-Way High Fidelity Speaker System Adjustable Nylon Mounting Bracket Reinforced With Embedded Steel RWB80W 1&#034; Polymide Dome Neodymium Midrange Tweeter Built-In Two-Way Crossover Network Fully Marinized Against Salt &amp; Fresh Water Conditions Completely Water / Rust Resistant Terminals Are Sealed with Rubber Gaskets Specially Tuned for PA Voice Over Polypropylene Mica Injected Cone with Santoprene Surround High BL Magnet Motor Structure Y30 High Density Magnets Oversized 1.25 Kapton Voice Coil Large mounting screws accommodates roll bars found on many off road vehicles ATV&#039;s equiped with a roll bar/cage. Color: White Peak Power Handling: 300 Watts RMS Power Handling: 200 Watts Frequency Response: 6020,000 Hz Sound Pressure Level: 98dB @ 1w/1m Impedance: 4 Ohms Mounting Depth: 10.5&#034; (2) Wakeboard Speakers Mounting Brackets Integrated Grill Installation Hardware Amplifier PA Microphone High Level Input Wire Mounting Screws Rockville RXM-F4 Marine 4 Channel Amplifier 2400 Watt Peak/1200w RMS PA Microphone Included 400 Watts (4 x 100 Watts) at 4 ohms and 1% THD+N 600 Watts (4 x 150 Watts) at 2 ohms &lt; 1% THD 2 x 300 Watts bridged @ 4 Ohms &lt; 1% THD 1200 Watts (4 x 300 Watts RMS) @ 2 ohms 1200 Watts (2 x 600 Watts RMS) @ 4 ohm Bridged 800 Watts (4 x 200 Watts RMS) @ 4 ohms <span class="a-text-bold">Peak Power</span>: 2400 Watts (2 x 1200 @ 2 ohms or 1 x 2400 @ 4 Ohms) High-Speed MOSFET Power Supply Studio-Grade Bipolar Output Stage Transistors Fully Adjustable 12dB / Octave Crossover with Differential Circuitry CH3 &amp; CH4 Low Pass 50Hz - 3KHz CH3 &amp; CH4 High Pass 15Hz - 1KHz CH1 &amp; CH2 High Pass 50Hz - 300Hz, 500Hz - 3Khz (x10) High Level Input Auto Start Smart Turn-On Full IC-Controlled Protection Circuitry RCA Preamp Line Output Fully Adjustable 12dB Bass Equalization Control 2 Ohm Stable Stereo 4 Ohm Mono Bridgeable 3 Channel Mixed-Mono Capable 2 CH / 4 CH Input Mode Selector Crossover Bandpass Control Mute and Delay Soft Start System 8 Volt Preamp Circuitry ELNA Brand Audiophile Quality Capacitors Status Mode LED Indicator Frequency Response: 10Hz - 40KHz Sensitivity: 100dB @ 1w / 1m Damping Factor: &gt; 200 @ 100Hz 80A Fuse rating (2 x 40 Amp Maxi Fuses) Dimensions: (W x H x L) 8.5? x 1.8? x 16.1 Rockville RMWK4 4AWG Guage Waterproof Marine/Boat Amplifier Wire Installation Kit 25 Translucent, Twisted Pair, High Quality, Tinned-CCA Flexible PVC RCA Cable 20 4 Gauge High Current, Low Impedance, Clear Flexible Power Cable with 3 Black Poly Woven Mesh to better resist chemicals in the battery compartment 4 4 Gauge High Current, Low Impedance, Light Blue, Flexible Ground Cable 25 16 Gauge 100% Tinned-OFC, White, Non-Transparent Resin PVC, Flat Speaker Cable 20 Blue Remote Wire 1PC Silver Mini-ANL Fuse Holder  Clear Shell and Clear Blue Bottom Bracket with Blue Waterproof Ring 1PC 60A Mini-ANL Fuse 2PCS Ring Terminals 2PCS Spade Terminals 5PCS Speaker Cable Terminals 1PC Washer 10PCS White Cable Ties Rockville MRCA20 RCA Interconnect Cable 20 Ultra-Flexible PVC Shield Twisted Pair Premium Audiophile Marine RCA Interconnect Cable High Performance Water Proof RCA Plugs Tinned Copper Strands for Sonic Purity Outstanding Noise Rejection, Accuracy, and Frequency Response