This Lenovo k4 note is an incredible android smart phone with 5.5 inch full high definition display having pixels 1920*1080 and camera with 13 megapixels.The processor of this smartphone is 64-bit octa-core processor made by mediaTek while operating system(os) Android 5.1 lollipop, which can will change into next version android 6.0 lollipop by updating the smart phone.having backup battery of 3300 mAh which works for almost a day. This phone internal storage is 16 gigabyte and with awesome DDR3 ram of 3 gigabyte.This lenovo k4 note has special feature which are quick snap, knock to light, micro screen, smart scene, wide touch, flip to sleep, fingerprint gesture, VR Mode switch and quick flashlight.