Elite Mobile contact ****s

This company is running a ****, they called selling a laptop contact by their agent, gave them my details as i was interested, the next thing i dont hear from them, month end they start debiting cash from my bank account, now i cant stop them from *****ing from my account, called them they said they will stop this debits, gave me a reference number till today they are taking, for what exactly i dont know i dont own any product from them, i tried canceling they dont cancel warning to anyone getting a call from elite mobile please stay away they are running a ****. Any advice on how to stop this ******* will be appreciated.