The bank transfer is a safe and traditional method to transfer money into an online gaming account: this method is still preferred for many online sportsbook because there is no risk in the transactions for them and for the bettors.

It is also the main choice for the gamblers who typically transfer big sums of money;

To send money through a bank transfer, you have to bring to your bank account number ( IBAN and BIC codes ) and the main data and the Bank of the Bookmaker.

In the same way you deposit, to withdraw funds via bank transfer, you have to point out to your bookmaker account number ( IBAN and BIC codes ) along with the name, location and number of your bank branch.

Transferring funds via bank transfer is not instantaneous: the process can take from 3-5 business days if you transfer the money to a local bank, and up to two weeks if you transfer the money to a foreign bank.
You always have to check if the bookmaker has a bank account in your country to reduce waiting times and limit the costs.

It is clearly a method without any risk, but currently many other payments options are preferred to the bank transfers such as, for example, the prepaid cards :

the prepaid cards have no costs to deposit and to withdraw money;
the transactions with prepaid cards are faster and allow you to bet in one click;
the prepaid cards do not require you to have an bank account;
the prepaid cards may be linked at your e-wallet account making the online payments more safe and faster;