Going on sale on 21st of June in China. 3S Specs:
- Either 2GB RAM and 16GB storage, or 3GB RAM and 32GB storage
- Up to 128GB expandable memory
- 5-inch 720p display
- 5-megapixel front camera
- 13-megapixel rear camera
- Snapdragon 430
- $106 for smaller memory; $136 for larger memory
And 3X comes with only 2GB of RAm and 32GB of storage with only China Unicom contract for $130.
Source: Xiaomi Store.