You can use it as is.
It can be used by renting a CDMA area compatible model from the au World Service or Handset rental service or by purchasing a au World Service CDMA compatible model.
You can use it as is.
It can be used by renting a GSM area compatible model from the au World Service or Handset rental service or by purchasing a au World Service GSM compatible model.
It can be used by renting a GSM area compatible model from the au World Service or Handset rental service or by purchasing a au World Service GSM compatible model.
It can be used by renting a CDMA area compatible model from the au World Service or Handset rental service or by purchasing a au World Service CDMA compatible model.