Sony Xperia m2 dual is best quality smartphone in india. this is the phone is 1gb ram and processor is qualcomm snapdragon 400 is a high speed performance. This smart phone is good sound quality in xperia smartphone. It’s phone rear camera is 8 megapixel is good quality picture and good video recorder. And this phone is battery backup is good. it’s looking is a very good. and there was a no problem in this phone. it’s high performance smartphone.