I’m using it for 3 years yet nothing happens to this device.I accidentally crash my phone and it all got scratched but nothing happens to it’s softwere system it’s work fine as well. iphone 6 has great battery backup, nice finishing and a one good looking smartphone. Apple has provide good service to the costumer I mean if some thing happens to device apple replace your device to a brand new device yes you catch me right a brand new iphone. This condition only apply if your device is in warranty period.This phone has many features like siri, 3d touch, 13mp camera, 3.5 audio jack and many more