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Amazon.com: TC Helicon HARMONY SINGER 2 Battery-Powered Vocal Effects Stompbox with Guitar-Controlled Harmony, Reverb and Tone : Musical Instruments
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Amazon.com: TC Helicon Harmony Singer 2 Vocal Processing Pedal with (2) 20' XLR Cables : Musical Instruments
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TC Helicon VoiceTone Harmony-G XT Effects Pedal with 12V Power Supply, XLR Cable, 5 Cable Ties - Walmart.com
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