If you have a JB Hi-Fi Mobile plan any monthly charges will show as JB Hi-Fi on your bank statement.
If your mobile phone service provider is JB Hi-Fi Mobile, you could see the following charges on your bank statement from JB Hi-Fi:
• Monthly cost
• International roaming (add-on)
• Country calling packs (add-on)
If you still believe the transaction was made against your knowledge, please contact your bank.