Based off the Morley ABC Switcher, the Pro version is equipped with nifty features that will help solve issues commonly faced when using switching devices for multiple amps. It’s equipped with a higher enclosure for easy access on crowded Pedalboards, has Custom built Morley 1:1 isolation transformers that are made In-House, silent relay switches to prevent pops and bleed and reverse polarity and a ground lift switches. This is the Ultimate Amp Selector and no matter your routing or Pedalboards needs Morley’s Gold Series has the solution for you. Morley is one of the oldest Pedal brands in the business with over 50 years of experience and innovation. The Gold Series encompasses their iconic switching devices each designed to satisfy your routing needs. It’s the Gold Standard of Utility.