The polyphonic MEL9 uses the same extraordinary technology as the B9, C9 and KEY9 to transform your axe and resurrect the sound of vintage tape-based keyboards.Specifications- Pays homage to nine of the coolest Mellotron® sounds: Orchestra, Cello, Strings, Flute, Clarinet, Saxophone, Brass, Low Choir and High Choir- Works on guitar without modifications, special pickups or MIDI implementation and tracks bends, slides, even whammy dive bombs!- Also works with bass guitar down do the open A string as well as keyboards- Includes independent Effect and Dry volume controls so you can create the perfect mix at the Effects output- Dry Output jack outputs your input signal at unity gain- Attack control sets the volume swell speed. As it’s turned clockwise the notes fade in more gradually- Sustain control adjusts the release time after a sound is stopped. As it’s turned clockwise, the fade out time increase- Comes with a standard EHX 9.6DC200mA PSU- Dimensions in inches: 4.0 (w) x 4.75 (l) x 2.25 (h)- Dimensions in mm: 102 (w) x 121 (l) x 89 (h)