Boost the performance of your car speakers and turn up the volume with the XXD 1500 Mono Block Amplifier from Arc Audio. Engulf yourself in music with a negligible background noise as the XXD 1500 car amplifier features 65 dB signal-to-noise ratio. The XXD 1500 Mono Block Amplifier uses a Frequency Limited Class D Mono Subwoofer Amplifier design that significantly improves efficiency, lowers heat output and current draw. Though small in size, the XXD 1500 Mono Block Amplifier more than makes up for its size with enough power to hold its own against traditionally designed amplifiers. The compact size of the XXD 1500 Mono Block Amplifier also makes installation a breeze without compromising storage space.