3 in 1 metrotuner. The MetroTune combines a tuner, a metronome and a tone generator in a pocket size device. Equipped with beautiful colors screen, 3 indicators, loud speaker, Mic and cable jack detections, earphone output, volume wheel and folding kickstand to make operation super easy.

English vocal metronome with tap tempo. A broad range of tempo 30-260bpm, setting self tempo by tap, beats from 0 to 9, and various 8 rhythms. English vocal counting greatly helps follow the timing under a correct beat.

Versatile tuner. The fast and accurate tuner features various tuning items for chromatic, guitar, bass, ukulele, acoustic guitar, electric guitar, violin, mandolin, piano, saxophone, trumpet, and other wind instruments, and also 12 different tuning keys, with pitch calibration from 410Hz to 450Hz, by tuning method using internal mic or enclosed pickup cord.

Jog dial designed to easily use. The JOG Dial allows you to easily and quickly get a desired tempo for metronome, and to swift to a pitch in the Tone Generator and the Tuner.

Power rechargeable. Plug to 5V USB power source with enclosed type C USB cord to charge the device. With a 600mAH Li battery inside, only 1 hour charge for durability of non-stop work of 5 hours. Save a lot of batteries!ONLY use USB A to USB C charge cable as enclosed or similar to charge your device!!! ( NO USB C to USB C cable. )

Equipped with a large LCD color screen and LED indicator, making it very user-friendly, especially in dark environments. MetroTune comes with instructions in seven languages, making it easy for musicians around the world to use.