The familiar scam that 2 transactions - first being £300 transferred from your account for Amazon and an international transfer - as you have not used these services before .. etc

Looks like a spoofed local number with a generic message that your credit card has some large odd transactions, incling a foreign money transfer.

Energy scam

Caller stated there were charges on card for £300 and £1000. Scam caller

Phone call saying there were charges against card. Scam

Strange call saying £600 pound transferred to international acc did you approve? Press 1 or 2 for assistance! Totally ignored it.

Indian Lady claiming to be bank security re 2 unusual transactions for Amazon £300 and international bank transfer for £1,000 - I told her nothing to do with me, she asked for the branch I bank with, I told her I would speak to my bank direct - funnily enough, she hung up!

Bank security scam

scammer from bank security

claimed to be calling from 3 mobile but when challenged hung up