All of the gear released in June 2011, in one place.

"GoGo Tuners' TT-1 is a clip-on tuner that features both piezo and microphone tuning methods. It has five settings: Chromatic, Bass, Guitar, Violin, and Viola. It also has settings for drop tuning and can be calibrated anywhere from 430-450 Hz. MSRP: $29.99 gogotuners.net"
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