The BOSS Audio R1100M RIOT Series 1100W Mosfet Power Monoblock Amplifier impresses all listeners with its 250W RMS output and its minimalist, yet sleek design. It combines powerful sound and exceptional clarity into one versatile device while weighing in at just over 5 lbs. The amplification is pegged at a maximum output of 1100 watts for a wonderful listening experience each and every time. It also includes a remote subwoofer level control for added quality. This BOSS audio amplifier features an impressive sound to noise ratio, making it a wise choice for taking your car stereo to the next level. You can connect two 4ohm subwoofers in a single channel configuration and this device still powers them with ease for added convenience. It is even durably built to withstand wear and tear. The built-in crossovers skim selective frequencies and channels them to drive the subwoofers.