The lenovo vibe s1 is a good product from lenovo brand. It is very comfortable to use, with high quality rear and front camera.It has a good sound system and cool design.It also has good system features that 3 GB ram and 32 GB internal memory .I recommend this phone for others at a cheap price and it is a very good product.Lenovo vibe has 16mp rear camera and two front cameras with 8mp and 2mp respectively.for taking nice selfies.I am using this for past 1 year still I recommend this phone to everyone.