The Build quality of mobile is premium and sound quality like dolby surround sound. The mobile is so user friendly for new users of android user interface is the best. 5 inch display quite sad but hd videos play better and style and design is basic. it runs android v7.0 nougat .this is the budget phone and can buy without panic and service center are the best to find all over india and the service is good this mobile is value of money we can expand memory up to 250 gb so friends go for it thanks