https://blog.wongcw.com/2020/10/07/realme-7i%e5%9c%a8%e5%8d%b0%e5%ba%a6%e7%99%bc%e5%94%ae%e9%85%8d%e5%82%9990hz%e9%a1%af%e7%a4%ba%e5%b1%8f%e5%92%8c6400%e8%90%ac%e5%83%8f%e7%b4%a0%e5%9b%9b%e6%94%9d/