How to USB 2.1 speaker？

USB 2.1 speaker are believed to be a familiar audio device. Desktop speakers with high appearance and sound quality can not only decorate and beautify the desktop, instantly improve the style, but also fill this small desktop space with high-quality music. Therefore, they are deeply loved by people. Recently, I was lucky to get a USB 2.1 speaker newly launched by innovative technology from Juchao public testing. After a period of use, I feel that it not only has a simple appearance, but also has a charming sound quality inherent in "sound". Let me share and experience it from its appearance and sound quality.