Voice playing method, system and SCP and IP for support multiple coins

The invention discloses a voice playing method and system of supporting multi-currency, comprising: the intelligent service flow indicates the information about currency type to user when playing the account balance to the user; according to the currency type indicated by service, IP device plays the correct prompt message; or, currency type information is preset on IP device, and when IP device finds the corresponding currency information, it plays voice prompt message including currency information. The invention support not only INAP protocol and CAP protocol network application, but also WIN MAP protocol network application. The invention also discloses a business control point and intelligent peripheral equipment.