DESC: The 250.2 features MEHSA (Maximum Efficiency Heat Sink Application) technology, a unique design that results in five times better heat dissipation than conventional amplifier designs. The Punch 250.2 also features a built-in 12dB slope high/low pass variable crossover (50-210Hz). The newly updated die-cast heatsink has a sleek, rounded shape, and features removable endcaps that cover all connections for a finished appearance.