Sony SF-32UX 32GB Rs. 6,299 Sony SF-32N4 32GB 1 Year Genuine Warranty. Rs. 3,700 Sony SF-16NX 16GB Rs. 2,999 Sony SF-16N4 16GB Rs. 1,699 Sony SF-8NX 8GB 1 Year Genuine Warranty. Rs. 1,699 Sony SF-8N4 8GB Rs. 1,050