TC HELICON HARMONY SINGER 2

All-in-one, compact pedal featuring Vocal Harmony, Tone and Reverb. Two voice Harmony controlled by your guitar. Adaptive Tone. Two Harmony Voices with 8 Voicing Combinations. Dedicated Harmony Level Control and Harmony On/Off Footswitch to Punch in Your Harmony Precisely. Three Killer Reverbs: Room, Club or Hall, Set The Perfect Mix for Each. Adaptive ToneTM for perfect EQ, Compression, De-essing & Gating. AA batery