https://qooah.com/2013/01/25/samsung-galaxy-note-8-0-%e8%a6%8f%e6%a0%bc%e5%a4%a7%e6%b4%a9%e9%9c%b2%ef%bc%8c%e9%85%8d%e5%82%99-1-6-ghz-%e8%99%95%e7%90%86%e5%99%a8/