Walrus Audio Monumental Stereo Harmonic Tap Tremolo Effect Pedal, OrangeThe Walrus Audio Monumental Stereo Harmonic Tap Tremolo effect pedal is an analog, optical tremolo that changes the landscape of modulation, offering a wide range of controls and features to shape users' sonic experience. The Monumental's true stereo input output capabilities set it apart, making it notably "wider" sounding than other trems. Saving and recalling three presets is possible, and there's also an included "live" mode for on the fly