JVC KS-DR1004D 4-Channel Marine Amplifier+(4) white 8" Wakeboard Tower Speakers

Package Includes: (1) JVC KS-DR1004D 400 Watt 4-Channel Marine Amplifier For Polaris RZR/ATV/UTV/Cart. (2) Pair Rockville RWB90W White 8" 300w Marine Wakeboard 360° Swivel Tower Speakers. Amplifier. Maximum Power Output 400W. RMS Power Output (4 ohm) [ 1% THD 14.4V] 45W x 4 (20 - 20,000Hz). RMS Power Output (2 ohm) [ 1% THD 14.4V] 45W x 4 (1,000Hz). RMS Power Output (Bridged 4 ohm) [ 1% THD 14.4V] 90W x 2 (1,000Hz). Class Class-D Signal-to-Noise Ratio (reference: 1W into 4 ohms), CEA-2006 Compliant > 82dB. Load Impedance. Load Impedance Allowance 2 - 8 ohms. HPF 50Hz - 200Hz (-12dB/oct). LPF 50Hz - 200Hz (-12dB/oct). RCA Input Ach L/R, Bch L/R. High Level Input (Speaker Level Input) Yes. High Level Input Auto Power Control (Signal Sensing Turn On) Yes. Input Sensitivity 0.2 - 5V. Dimensions (W x H x D) 145 x 45 x 99 mm (5-11/16" x 1-3/4" x 3-7/8"). Weight 0.7kg (1.5lbs). 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) 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. These can withstand all elements on the water for a lifetime of worry free use. The mounting screws are longer than other versions we carry to accommodate thicker mounting bars. In addition to wakeboard tower's on boats, we tested these to be perfect for installing in Jeep Cherokee vehicles and even ATV's.