DESC: The supplied remote level knob can be installed anywhere for easy tuning. Punch series amplifiers feature a 12 dB/octave slope crossover, variable between 40-400 Hz high- or low-pass. The completely redesigned, focused mass die-cast heatsink has a sleek, rounded shape and features a removable chrome shroud that covers all connections for a clean, finished appearance. The top-mounted, illuminated RF logo even features built-in output meters for a little bling with your raw power.