With an adjustable frequency ranges of 430Hz to 450Hz.
Linrax MT1 Metronome Digital Tuner
Smart Electric Guitar 7 Frets Portable Travel Guitar with Digital Tuner Metronome MIDI Function Digital for Beginners Travel Black 20.8 Inches
Funien 7 Frets Smart Electric Guitar Silent Practice Digital Tuner Metronome Function Pocket Portable Folk MIDI Multifunctional Guitar with Digital for Beginners Travel Portable Small Guitar
Professional 3-in-1 Digital Metronome Tuner with Color Display for Guitar
Digital Guitar Tuner And Metronome Metro Tuner TGI 99B
3 in 1 Guitar Tuner Metronome Tone Generator, LEKATO Rechargeable Full-Color Screen Chromatic Tuner Metronome，Guitar Tuner Clip On,For Guitar, Bass,Ukulele, Violin and Various Instruments
