Caliber GoGo Tuner Chromatic Bass /  Guitar / Multi-Instrument Tuner New Black/Charcoal Finish Ultra Heavy Duty Rubber construction Clip-on Tuner Enhanced Vivid Screen Display Chromatic, Guitar, Bass, Violin, Viola Wide detection range: A0(27.5Hz) - C8(4186.00 Hz) Choose internal mic or vibration sensor Pitch range: reference pitch from 430Hz - 450Hz (1Hz steps) 360 degree Swivel mount rotates in any position (Lefty or