I don’t know why people saying this phone is not good but I think the performance of this phone is awesome and I personally say I buy this phone 2 year ago and this currently this phone works smothly and no problem ever but the issue detected in some sony experia m2 dual is camera is not good as expected but this problem is only in some devices of this please check your phone camera when buy this phone and I would like to say this phone is awesome no hanging problem and only camera problem is detected in this I think some devices and this is my perssonnel experience because when I buy this phone my friend telling me please check the camera of phone before buying this device otherwise no problem at all in this phone .