1月13日的BGMTimer|Training with FAV BGM应用程序分析

The sound source in the device can be used as background music and signal sound. Count-up and count-down display can be selected. Animation: Choose from four types: Simple, Metronome, Graph, and Pinwheel. The Pinwheel animation rotates as if it catches the wind when you blow into the microphone with your breath. For details, go to the support URL. Credit Title: BGM and Sound Effects by OtoLogic(CC BY 4.0)