Offline Billing
Billing of call charges after completion of a telephone call according to the formula Duration x Price per Unit of Time. In Germany, it has been used with service numbers of the 0190-0 type since the beginning of 2000.
Billing of call charges after completion of a telephone call according to the formula Duration x Price per Unit of Time. In Germany, it has been used with service numbers of the 0190-0 type since the beginning of 2000.