Bringing the best possible sound for daily riders and weekend cruisers. Everything you need to install comes in the box. The amp is made specifically to work with factory radio. No EQ, crossover, or gain adjustments make installation very easy. 100% plug and play wiring that allows for a second amplifier to be added. New "DC Sensing" removes the requirement for an amplifier remote to turn on the lead.; Includes plug-and-play 225 watt amp and 352-XLF front speakers All mounting plates, wires and required hardware are included; Amplifier: 225 Watt 2 channel amplifier with R.E.M.I.T. for excellent FM reception from a Class D amp 112.5 Watt x 2 at 2 ohms New "DC Sensing" eliminates requirement for remote turn on lead 100% Plug and play wiring is included Supplied wiring allows easy addition of a second REV 225-AA amplifier 3 Year warranty; Speakers: XL Series 5.25" 2 Ohm Front Speakers Carbon Fiber Woofer Cones Oversized Vented Magnet Controls Heat For Added Reliability Rated at 150 Watts RMS 5 Year Warranty On Speakers