SanDisk has reportedly launched its next level flash technologies with the Extreme Pro and Extreme Go USB flash drives on Thursday. The Extreme Pro drive is priced at Rs. 8,490 for 128GB and Rs. 13,990 for 256GB, while the Extreme Go drive is offered at Rs. 3,990 for 64GB and Rs. 5,990 for 128GB. The SanDisk Ultra 256GB microSD card is priced at Rs. 18,990 and will be available from April 1 at retail outlets. The products will be available on Amazon India and select retail outlets.