https://blog.wongcw.com/2020/01/07/jbl%e6%8e%a8%e5%85%a5%e9%96%80%e7%b4%9alive-300tws%e8%88%87tune-220tws%e7%9c%9f%e7%84%a1%e7%b7%9a%e8%80%b3%e6%a9%9f/