ASM HydraSynth Explorer 888 Digital Poly Synth , Compact Keyboard, Battery Powered - Limited Edition, Only 888 Worldwide Returned due to the customer not liking the size of the keys, as he has big hands. He is a regular customer and takes exceptional pride in his gear, so it is virtually brand newHe returned it after 1 day. Original box, etc, full warranty. The ASM Hydrasynth Explorer 888 Limited Edition takes the now legendary Hydrasynth into new territories. The Hydrasynth Explorer offers the same 8-voice sound engine as the Hydrasynth Keyboard and Desktop, but in a compact and portable battery powered form factor. The 37-note mid-sized PolyTouch® keybed features polyphonic aftertouch, offering great playability and expression but in a reduced footprint. The extremely deep yet easy to use sound engine features the famous WaveScan oscillators, Mutator waveshaping, flexible dual Filter section, 32-slot modulation matrix, and dual Insert and dual Master effects allowing a lifetime of so