The electro harmonix slammi plus pitch shifter is a polyphonic powerhouse that offers flawless transposition in both upward and downward directions over a range of 3 octaves. With this pedal you can create staggering whammy effects dive bombs bends harmonies and even cross fades between your dry and transposed sounds. It truly does it all. Featuring an 11 position shift switch the slammi plus allows you to select the maximum transposition starting from d which creates a chorus or doubling effect. Its dual setting outputs two pitch shifted signals with the first following the shift knob and the second depending on whether youve set to pitch or x fade mode. With its rugged and lightweight design the slammi plus is the ultimate pedal. It offers flawless and glitch free transposing three shift modes fully polyphonic operation and a range of other features that provide you with maximum flexibility in shaping your sound. Its a must have addition to your music equipment collection.