The xperia M and M dual are available on flipkart for pre order, though the status on the dual version is still N/A.The android version pre-installed is just 4.1 JB 
The single sim version: Sony Xperia M Price in India - Buy Sony Xperia M Black Online - Sony: Flipkart.com
The dual sim version: Sony Xperia M Dual Price in India - Buy Sony Xperia M Dual Purple Online - Sony: Flipkart.com
