The NEO Amplifiers include a built-in variable crossovers. The crossover features a variable frequency selection for precise low pass filtering for the NEO1.5Kv2. The NEO4v2 and NEO5v2 also feature the same frequency selection with the option or high pass or low pass filtering. For added low frequency performance the amplifiers are equipped with a selectable 6dB-12dB Bass Boost @ 45Hz. 4 Channel Full Range Class D Technology 2Ω Mono load Capability Amphibious grade conformal coating on PCB Audiophile Grade RCA connectors Variable 12dB High/Low-Pass Crossover Filters Bridgeable Outputs @ 4Ω Load Double Sided Circuit tablet Compatible with any 4/2Ω Loudspeaker GENERAL SPECIFICATIONS Rated Power @ 14.4 Volts 4 x 125 Watts @ 4Ω 4 x 250 Watts @ 2Ω 2 x 500 Watts @ 4Ω Bridged