Tuner Section

Scale 12-note equal temperament Detection Range C1 (32.70 Hz)–C8 (4186.01 Hz) with sine wave input Reference Tone Generation C3 (130.81 Hz)–C6 (1046.50 Hz) three-octave range Tuning Modes meter mode, sound out mode, sound back mode Calibration Range A4=410–480 Hz (1 Hz units) Detection Accuracy better than +/-1 cent Sound Accuracy better than +/-1 cent
Metronome Section

Tempo Range Quarter note=30–252 times/minute Tempo Setting Method pendulum step, full step, tap tempo Time Signature Range 15 types (0–9 beats, duplets, triplets, triplets with center note omitted, quadruplets, quadruplets with center notes omitted) Tempo Precision +/-0.3%

Main Specifications

Connectors INPUT jack (6.3 mm monaural phone jack, unbalanced), headphone jack (3.5 mm stereo mini-phone jack) Speaker Dynamic speaker (φ23mm) Power Supply Two AAA batteries (3V) Battery Life Tuner: Approximately 130/55/36 hours (backlight: off/soft/auto, continuous A4 input, using zinc-carbon batteries)
Metronome: Approximately 130/55/36 hours (backlight: off/soft/auto, tempo 120, 4 beats, maximum volume, using zinc-carbon batteries)
Dimensions (W x D x H) 111 mm x 74 mm x 18 mm / 4.37" × 2.91" × 0.71" (including batteries) Included Items Two AAA batteries for verifying operation