The cello mixer allows you to use your phone to adjust your cello. It has the characteristics of simple and easy -to -use and accurate instructions. It is your powerful cello partner.
When you move the string, it can automatically measure the sound of the string sound and indicate whether the sound height is accurate through multiple methods; in addition, it can also emit the standard sound of each strings for you to adjust it by listening. string.
The pitch indicates the accuracy of 0.2 sound, the A4 standard notes regulate range of 430 to 450Hz, and the accuracy is 0.1Hz.
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