LYF FLAME 8 is budget 4g volte enabled smartphone in the range of 4000.It has 4.5 inches long screen.The smartphone has 8mp rear camera and 5mp front camera.Camra quality is very good.I am very satisfy with its camera quality.4.5 inches screen is good for me watching vedios and movies.The smartphone has 1gb of ram which is very good for in the range of Rs4000.You can download lots of games and applications for your entertainment.Mobile never hang up.Battery of mobile is 2000mah.Battery back is very good.I charge it for 3 hours.Battery is enough for days even you use it all day for surfing net watch vedios.This is the best smartphone in the range of 4000.