https://blog.wongcw.com/2020/08/10/galaxy-note-20-ultra-z-fold-2%e7%a2%ba%e8%aa%8d%e6%8e%a1%e7%94%a8ltpo%e5%b1%8f%e5%b9%95%ef%bc%9a%e5%88%b7%e6%96%b0%e7%8e%87%e5%8f%af%e9%99%8d%e8%87%b31hz/
Galaxy Note 20 Ultra/Z Fold 2確認採用LTPO屏幕:刷新率可降至1Hz