This smart phone is flawless . Smart Features: - 1.Great battery life -stay for a day and a half easily with full utilization. where other smart phone stays only for 18 hrs or less. 2.Finger print sensor-very easy and accurate.love to use it.just add the finger print for the first time by touching the sensor several time step by step and its bang on. 3.Ram and Storage-very fast and lots of space. 4.IR Blaster-This is the best part, I have to use 3 remote for tv, ac, home theatre. But by downloading peel app, now I can control all my ir electronics with my mobile. 5.Wireless Display-with my smart tv , wireless display is smooth. 6.Camera-it has a decent camera with HDR on and also front camera is awesome. 7.Software-It comes with miui 6 , but it has been update on the same day to miui 7 which is very user friendly and smooth to operate.hoping for the further realease of MIUI8. 8. All other sensors are working fine. 9. lastly its made in India and the serviices are pretty good of xiaomi and can even go for mi pick service if you don’t have an authorised service centre in your city.overall the device is a macho beast in it’s segment compared to other devices.