Xiaomi redmi 4A is really an amazing mobile launched by Xiaomi till not it will carry a lot of features 5 display size, IPS ICD screen 6.0 marshmallow version. 2B RAM 16 GB interral up to 128 GB expandable. 1.4 GHZ qualcomm Snapdragon 425 quardcore processor, 13 mp auto focus real camera with LED flash and 5 MP front camera support 2g 3g 4g and USB also supported in it.