Details:

Brand Mi
Handset Color Metal Grey
Form Bar
Call Features Loudspeaker
Model Name Redmi 1S
Touch Screen Yes
SIM Type Dual Sim, WCDMA + GSM
Model ID 2013029
In the Box Charger, Handset, User Guide, USB 2.0 Cable
Operating Freq GSM - 850, 900, 1800, 1900; WCDMA - 2100
Graphics Adreno A305
OS Android v4.3 (Jelly Bean)
Processor 1.6 MSM8228, Quad Core