The currency of Brazil is real (R$).
The used coins go of 5 cents (centavos) to 1 Real.
The used notes are in cuts of 1 Real to 100 Reais.
There is no limitation on use of foreign currencies, traveler checks and other types of banking payment.
Foreign exchange offices are arranged in the tourist places, as Ponta Negra, Natal downtown, some big shopping malls and in Pipa.
The payment in Euro or Dollars is rarely accepted, except in case of real-estate purchases...
The credit cards Visa and Master card are almost accepted everywhere in the state. However the services arranging small structures, as certain restaurants situated outside the big tourist centers do not accept credit cards.