BSNL Karnataka Prepaid Special Tariff Vouchers / Rate Cutters for 2G and 3G Mobile Services. Karnataka BSNL Telecom Circle has issued the Special Tariff Vouchers (STVs) /Rate Cutters to reduce the tariff of Voice Calls, SMS, ISD, Data categories of BSNL Karnataka Circle Plan and BSNL Prepaid Corporate Plans of 2G and 3G GSM Mobile Prepaid Services.
BSNL has also allowed New Special Tariff Vouchers for Blackberry and Tablet Services. BSNL Prepaid Customers can use any STV to reduce the Tariff of Voice Calls, SMS, ISD, and Data categories of 2G/3G GSM Mobile Prepaid Plan Services according to the customer requirement. Special Tariff Voucher's (STV's) for Voice can be categorized into Limited and Unlimited, where customers can use any type of below mentioned Special Tariff Voucher(STV) / Boosters to reduce the tariff according to the requirement.
BSNL Portal. State Bank of India (NetBank)