sandisk ultra memory card class 10 48/mbps at flipkart rs.299
http://www.flipkart.com/sandisk-ultra-16-gb-microsdhc-class-10-48-mb-s-memory-card/p/itmea5e3xydamg9h?pid=ACCEA5E3GPBQJ9P9&lid=LSTACCEA5E3GPBQJ9P9JORNUY&otracker=offerslist_OMU