The Sony Xperia Go is an upcoming android phone from Sony on the likes of Motorola's Defy and Defy Plus, which were scratch resistant, dust resistant and water resistant. The phone packs a 1GHz Dual core cotex A9 processor which runs Gingerbread OS(Android 2.3.3). The phone has a 3.5 inch screen with a screen resolution of 480x320 pixels which is on the lower side.
The Phone has a 5MP camera and can shoot 720P HD videos with 16x digital zoom and an LED flash. Supports WiFi and WiFi Hotspot technology. The phone has an internal storage of around 8GB and also has an expandable memory slot which supports upto 32GB of memory. The phone has an average 1305 mAH battery which is weak though can stand up to around 1 and a half days.
To read in detail about more specifications, just check this document at Sony Website - WhitePaper_EN_st27_Xperia_GO.pdf .
We are unaware when this would exactly hit the Indian market, but we are sure that Xperia Go will be released with in a couple of months.