I am a user of mi note 4. I loved the features of the phone. I am using MI NOTE 3 for one year and now I am using Note 4. It very cool. Its design is very good. Its sound quality is amazing. Its touching is very smooth. Its battery backup is excellent. I charged twice in a day. All my friends also used it. It is not hanging. It is a awesome product of MI again . Its camera is CMOS which is great. It is quite successful in india. It is the most selling phone in india. I love its fingerprint senser, battry life, camera mu8product. Completey it is a good product.