4 channel amplifier car audio rated 190W @ 2-ohm load x 4-ch ( 13.2 v); 125W @ 4-ohm x 4-ch ( 13.2 v); 400W @ 4-ohm bridged x 2-ch ( 13.2 v) ^^ Built using an advanced PCB board featuring industry-leading capacitors, high quality transformers and cutting-edge inductors to ensure this 4-channel car amplifier delivers the power you need to destroy the competition in the SPL lanes ^^ LED logo, plexiglass bottom, and reinforced tiffany style RCAs gives this car stereo amplifier a prestigious look that is guaranteed to turn heads ^^ Heavy duty heat sink design, high power MOSFET switching technology, and best in class internal components will ensure the car amplifier runs cool for even the most demanding playlists ^^ Equipped with a Diode 6A60 for reverse polarity protection along with a 4-way protection circuitry; sleep easy at night knowing your 4ch car audio amplifier is protected