Floor-type chromatic tuner optimized for guitar and bass players Simple and stable design with a rugged body Easy to read 13 point LED display and note name display 16-segment note display for excellent visibility even on dark stages Flat-tuning up to seven semi-tones. Tune down to A! | Detection range of E0 (20.60 Hz)--C8 (4186 Hz) 438 - 445 Hz calibration adjustment Two Selectable Outputs (Bypass and Tuner out) Includes cascade cable for powering up to two 9 volt pedals |