T am writing about a smart phone. the brand is Samsung. the phone name is j2( 2016) edition. that the information about phone future. The phone version is marchllow 6.0.the sound quality is very good. and clarity is brilliant. That phone is easy to use.the future of phone is very simple. Phone is very slim & flash light available hear. That phone realablity and durability is so long. and the battery is working so long. That s a very beautiful mobile phone in that time of world. I like to purchase the phone at the time.