Here is the Redmi S2 Unboxing, this video is in Hindi and the S2 used is a Global Version. This handset was launched in China, if you wish you can buy this from international Website like GearBest.
Xiaomi recently launched the Redmi S2 and the same is now listed on international website for $155.99. Do note the Redmi S2 has not yet launched in India. You can however buy this handset from GearBest site for 155.99 USD that comes to approx Rs. 10,500.