Color multifunction triple Tuning Project: 12 law of averages, guitar, bass, violin, ukulele A4: 410-490HZ Pickup way: Mike MIC BiaoZhunYin Group: C / C # / D / D # / E / F / F # / G / G # / A / A # / B

• Guitar tuners, tuning, a metronome
• Bass Instrument Tuner
• drum tuner
• The latest high-quality products

Guitar tuners, tuning, a metronometurn