BSNL has revised the plan of Rs. 349 with offering 3.21 GB data per day along with the validity of 64 days. Earlier, Bsnl provides only 1gb data per day and the validity is 54 days. After using of 3.21GB the speed will slow 64kbps only. Total data provide for 64 days up to 204.8 Gb. Other additional benefits are the same as unlimited calling and 100 Sms/day.