It is possible, the rate will be close to the rate of CB .But the owner of the card takes the commission for this operation, and the bank-owner of the ATM can add to it his commission, so it's better to withdraw a large amount from the card or pay the card at all - in the Czech Republic this is not a problem .While opening a currency euro account on the map will be more correct for travel to Europe, now most banks offer such a service .For detailed and clear advice on these kinds of issues and transactions, you need to contact the bank whose cardholder you are .

Using a bank card in overseas trips is much more convenient and profitable than changing cash. In the latter case, you may encounter the fact that in Czech exchangers, from 10% to 30% of the amount is lost. If you withdraw money from the card at a local ATM, you will lose from 1% to 5% on the exchange. In addition, cards in the Czech Republic are accepted in all major stores, but some money should be withdrawn by cash at the ATM.

In addition, you can take EUR or dollars to the Czech Republic, but it's not so convenient as using an ATM - you'll have to look for an exchanger and compare the exchange rates there.

You can put any currency on the card, in the Czech Republic, remove only the kroons, at the rate of the bank of the CR.