http://www.flipkart.com/sandisk-memory-card-mobile-ultra-4-gb-class-6/p/itmd6kq4jh3gyfa3?pid=ACCD6KQ37HQTHZN2&ref=73b7ecba-8cab-4ca8-9aab-4b322e8d6423

Here's the info about the card. Its high speed card. I need to know if it is compatible with Sony txt model.

I will ask it other way. Do such cards are compatible with all mobile which has SD card slot ?