Hi. All, I am using this product from last 6 Months .This mobile phone is a 4G compatibility. Use can access internet with the high speed than other mobile operator. The internal memory of this handset is 16 GB. and expandable memory of this handset is 256 GB .RAM of this handset is 3 GB. Resolution is very good of 1080 Pcls. Best is that you can access your handset with the fingerprint lock system. Camera is also good, 13 megapixel camera is available and back is 8 megapixel. its not a heavy handset, overall its very good handset enjoy it.