Intelli IMT-600 Clip On Chromatic Tuner Spec Automatic chromatic tuner Mode Selection (Chromatic, Guitar, Violin) Built in vibration sensor for accurate tuning Tuning range: 12-note full range chromatic, A2-B7 "A" Calibration: 430 to 449Hz in 1Hz steps Wide screen LCD simulates a tuning meter Tolerance: +/- 0. Read more