Were in a time where small is in. Smaller, more economic vehicles are more and more desirable. But that doesnt mean you have to sacrifice big power for your system. Razor amplifiers pack huge power into small chassis thanks to efficient Full-Range Class D topology and SMT circuitry. Complimented with every possible preamp adjustment, the Razor amplifiers leave nothing to be desired Features: Compact 4.75 Chassis Design for Installation Versatility MOSFET Power Supply w/ Audiophile Grade IR Transistors Military Grade SMT PCB Maintains Dynamic Performance 2-ohm Minimum Full Range Operation Direct Short, Thermal, Overload Circuits Protect Amplifier 200mv-6V Low-Level RCA Inputs High-Level Input w/ Signal Sense Auto Turn-on Variable 12dB High Pass Low Pass Crossovers 10-50Hz Variable 12dB Subsonic Crossover Protects Subwoofers