Power - 140 Watts RMS x 4 @2-Ohm, 100 Watts RMS x 4 @4-Ohms, 300 Watts Max x 1 @4-Ohms Bridge ^^ Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers ^^ MOSFET Power Supply - A MOSFET is an electrical switch that allows the flow of electrical current. It controls the output voltage & current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry ^^ Refined Class Offers Extreme Efficiency and High-Quality Sound ^^
Specs - Dimensions: 8.5 x 5.1 x2, Weight 4.96 lbs.