Lava x81, is a very good mobile phone. It supports 4g LTE on bolt the sim sim card slot. It has a heating problem. It has 5 Mp front camera supported with front flash and 13 Mp back camera supported with dual flash. Its sound qualtity is awesome. 2gb ram mediatek processor with graphics card. Which means you can enjoy 3d or large games with ease. It comes with gorilla glass and 2.5 D curved screen. Its screen is very long lasting and dont worry if you make the phone fall it will show you not even a scratch. The phone is good in its sound and gaming quality.