Lenovo vive k5 note 4 gb ram is superb phone it rear camera is 13MP with dual colour led flash and 8MP front camera its connectivity is 2G network , 3G network and also 4G support it has 4gb ram and 32gb rom and its expandable memory is up to 128gb and its sensors is fingerprint, accelerometer, proximity, light and compass and its battery capacity 3500 mah its bluetooth v4.1 its processor is octa core 1.8 Ghz mediaTek MT6755 its display size is 5.5inches it has dual sim supporting system its weight is 152g and its usb microUSB v2.0 this phone is superb with all these features this phone is not hang on playing games using internet watching movies listening songs this never hang when you not buy this mobile you can buy this and enjoy the technolgy