Lenovo vibe k4 note is the sucessor of last years best seller on flipkart and worldwide lenovo k3 note k3 note is really great phone of last year which got a record breaking success ok lenovo vibe k4 note comes with 5.5.inch display with 401ppi means full hd display with 3300 mah battery for ur full day enjoyment of movies qnd calling and games it also comes with power saving mode ok menu and home and back buttons have no backlite it comes with mtk 6753 processor with 8 cores for great experience it is the only low cost mobile which comes with NFC it has 3gb of ddr3 ram which is really a great step and 16 gb of inbuilt memory which is expendable upto 128 gb which is really great once again it support dual 4g on both the sims in mobile it comes with 2 front speakers for great dolby music experince it have android lolipop which is further updated to android 6.0 in next few days or in next month it comes with 13mp back and 5mp front camera at last its really a greqt great mobile at 11999 plz buy it from amazon in flash sale and enjoy it thanx