https://qooah.com/2013/03/30/%e6%b2%92%e6%9c%89%e6%9c%80%e5%bc%b7%e5%8f%aa%e6%9c%89%e6%9b%b4%e5%bc%b7%ef%bc%8clg-optimus-g2-%e5%b0%87%e6%9c%83%e6%8e%a1%e7%94%a8-snapdragon-800-%e8%99%95%e7%90%86%e5%99%a8/