Power Acoustik Marine 4 Ch. Class D Amp Watts White. 4V: 2 x 750 RMS Power 2O 14.4V: 4 x 375 RMS Power 4O 14.4V : 4 x 285 Dimensions : 4.75inw x 1.625inh X 12.25in L Compact 4.75in Chassis Design for Installation Versatility Splash Resistant Conformal Coated Circuit Boards MOSFET Power Supply w/ Audiophile Grade IRTM Transistors Military Grade SMT PCB Maintains Dynamic Performance 2-ohm Stereo & 4-ohm Bridged Full Range Operation Direct Short Thermal & Overload Circuits Protect Ampllifier 200mv-6V Low Level RCA Inputs High Level Input w/ Signal Sense Auto Turn-on Variable 12dB High Pass & Low Pass Crossovers 10-50Hz Variable 12dB Subsonic Crossover Protects Subwoofers Specifications for Power Acoustik Marine 4 Ch. Class D Amp 3000 Watts: Manufacturer: Power Acoustik Color: White Features of Power Acoustik Marine 4 Ch. Class D Amp 3000 Watts: Max Power (watts): 3000 RMS Power 4O Bridged 14.4V: 2 x 750 RMS Power 2O 14.4V: 4 x 375 RMS Power 4O 14.4V : 4 x 285 Dimensions : 4.75inw x 1.625inh X 12.25in L Compact 4.75in Chassis Design for Installation Versatility Splash Resistant Conformal Coated Circuit Boards MOSFET Power Supply w/ Audiophile Grade IRTM Transistors Military Grade SMT PCB Maintains Dynamic Performance 2-ohm Stereo & 4-ohm Bridged Full Range Operation Direct Short Thermal & Overload Circuits Protect Ampllifier 200mv-6V Low Level RCA Inputs High Level Input w/ Signal Sense Auto Turn-on Variable 12dB High Pass & Low Pass Crossovers 10-50Hz Variable 12dB Subsonic Crossover Protects Subwoofers Package Contents: Power Acoustik Marine 4 Ch. Class D Amp 3000 Watts Power Acoustik MA4-3000D: Marine 4 Ch. Class D Amp 3000 Watts White