The small TC Helicon Harmony Singer proves to give you powerful vocal processing in a guitar stompbox-sized enclosure. This compact little pedal has three features: Vocal Harmony, Tone, and Reverb. Give yourself two harmony voices for backup, dial in one of three reverb modes, and use the Tone to "sweeten" your sound. Eight voice arrangements for vocals give you close and far sounds, as well as above and below. For an affordable vocal processor that has everything you need to produce sweet, 'verb-y harmonies.