VOICETONE H1 - Single-Button Stompbox for Realistic Guitar Controlled Vocal Harmony Single-button stompbox gives you great sounding guitar controlled harmony Adds 1 or 2 voices of realistic vocal harmony set manually or guided by your guitar No theory needed just play your guitar through VOICETONE H1 to automatically create great sounding harmony Simple 3-knob control gets you up and running in seconds High-quality, low-noise mic preamp for pristine vocals On/off foot switch for quick performance control Allows chaining to other VOICETONE SINGLES vocal processors or DITTO MIC LOOPER to expand creative possibilities Compatible with remote Mic Control using the TC Helicon MP-75 microphone Rugged, road-worthy construction for years of dependable use Power supply included 3-Year Warranty Program* Designed and engineered in Canada