Synchrony Financial Debt Collection Complaint

Synchrony Financial Debt collection department,

Credit card Disclosure verification of debt Not given enough info to verify debt Idaho

On -/-/- I was contacted by - - of The Counsel Firm in - Ca. He informed me that I had an outstanding balance of - with - - - threw GE Capital and they now own the claim and account. He verified my - and SS #. I was convinced I had paid it, but he was so convincing that we negotiated a settlement of - and he sent me paperwork to make payments. I have not signed the paperwork, because I was still trying to figure out if this was a legitimate debt. No one can tell me if this is legitimate and now they have taken - out of my checking account. He said he did n't have to send me any additional paperwork except for the - pages confirming my payment arrangement. If I owe it I 'll pay however the account is over - years old and I would have sworn I paid it off in -/-/-. Is this a legitimate Debt Collection company?!