It is a nice phone it has 1GB RAM and 16GB ROM size of iPhone 5S is 4 inch and it has 8 megapixel primary camera and 1.2 megapixel front camera the battery of iPhone 5S is 15601 mAh it is a single sim phone the processor is used in iPhone 5S is 1.3 GHz.
It is a small and nice phone the network type
3g and 2g. The audio jack is of 3.5 mm.The same size is Nano Sim.I love APPLE if you also love than it is a very very nice phone you may use.