Good morning,
You don't have to buy a new phone, you can use your current phone by replacing your sim with an Australian sim. The only problem you might encounter is if your phone is not unlocked, a foreign sim will not be recognized.
You don't have to buy a new phone, you can use your current phone by replacing your sim with an Australian sim. The only problem you might encounter is if your phone is not unlocked, a foreign sim will not be recognized.