It has 13MP rear camera with a LED flash and 5MP front camera.
It has 2GB RAM with octa core CPU with snapdragon 615 chipset.
It runs on android lollipop.
But, the main thing to focused is that all these specifications are available around just Rs.7000-9000 in Yu yureka, Lenovo A7000, Yu yuphoria, etc. with no or little changes as compared to Sony Xperia M4 Aqua, So there is much price difference.
Also this phone has not specifications as that of a flagship smartphone even at around 22k price.
But as the pproduct is from Sony you can expect no lagging performance and no other issues like registration, heating etc.