TC Electronic Corona Mini Chorus Pedal Ultra-compact chorus pedal offers built-in TonePrint technology to give you an exceptional breadth of high-quality chorus effects in a tiny package TonePrint-enabled to let you beam cool signature tones into your pedal with the free TonePrint App Enjoy the lush TriChorus by TC Electronic plus all the other high-quality choruses you could ever need through TonePrints Design your own customized chorus effects from scratch with free TonePrint Editor for PC, Mac*, and iPad* True bypass allows optimum clarity and zero high-end loss when the pedal is off