TC-Helicon Voice Tone C1 - compact vocal processor pedal, takes care of vocal correction, from slight correction to hard tuning in real time. Correction can be guided by key, chromatic or guitar input. Gender: adjusts from male/deep gender to female/alien gender. Attack control ranges from subtle correction to jagged hard tuning. Sound quality algorithms taken from Voice Live 2, studio quality mic preamp with phantom power, recessed mic gain prevents accidental bumps on stage, balanced XLR output, USB connects to VoiceSupport application offering tips, tricks and updates. Mic control feature allows remote effect on/off via TC-Helicon MP-75 microphone. All Voice Tone pedals can be connected (daisychained - the first pedal controls the master volume). Includes power supply.