With aumtic noise filtering function. First step is choose the frequency at top of screen, then choose the tuning at the middle of the screen. When you pull the string, the pitch will be shown on the panel for the individual string by indicating signal high or low.

[Tuner]
- 20 Tuning modes.
- Calibration tone: Click the empty string name button above the scale to give the corresponding reference tone.
- Support A4 frequency adjustment: 428~452 frequency switching. Use the upper left and right arrows on the screen.
- Scale: The upper scale of the screen, the center line is the empty string pitch position, and the green triangle arrow points to this, indicating that the tuning is accurate. The scale is 10 quantiles per grid. When the scale is out of range, the green triangle arrow becomes Dark gray. The difference between the scales will be displayed below the scale. The + sign indicates the height. Please adjust the string. Otherwise, the - sign indicates low. Please tighten the string.
- Display panel: Display similar sound names (white). When the pitch is correct, the sound name will turn green. When the tuning is correct, a green light will appear, and the lower LED will move accordingly, showing the high and low 10 quantiles. More visual.

[Metronome]
- The operation screen is intuitive and easy to use. All functions can be set on the same page.
- Intuitive beat mode selection, 18 types, including: Grave 25-45 / Largo 40-60 / Lento 45-60 / Larghetto 60-66 / Adagio 66-76 / Adagietto 72-76 / Andante 76-108 / Andantino 80- 108 / Marcia moderato 83-85 /Andante moderato 92-112 / Moderato 108-120 / Allegretto 112-120 / 116-120/ Allegro 120-156 / Vivace 156-176 / Vivacissimo 172-176 / Presto 168-200 / Prestissimo 200 Bpm and over
- Support for "segment beat" function, double, triple and quad beat subdivision
- Support pendulum display mode
- Timing display Helps control the practice time
- Use RTP (Real Time Playback) mode, precise beat, and support dynamic shifting