Details:

The Xiaomi Redmi 1S runs Android 4.3 Jelly Bean operating system
The smartphone has a 4.7-inch IPS LCD capacitive touchscreen with pixel density of 312 PPI
It has an 8 MP primary rear camera with LED flash and a 1.6 MP secondary front camera
The device is powered by 1.6 GHz quad-core Qualcomm Snapdragon 400 processor
It has 1 GB RAM and 8 GB internal storage which can be expanded up to 64 GB via microSD card slot
Connectivity options include 3G, WiFi- 802.11 b/g/n, Bluetooth 4.0 and microUSB 2.0
The device is powered by a Li-Po 2000 mAh battery