Caller: unknown

they hung up immediately on answer - always suspect
I checked and its a know source of scams, so I blocked the number

Scam. Saying that I purchased something on eBay for $299.00.

Scam.

Caller: Says Ebay

Scam, They say they are from Ebay and a purchase has been made on your Ebay account.
They ask for your details and to do some things on your computer, phone, ipad, etc.
This gives them control of your device.
This is a scam to rob people of hard earned money.

Caller: 04720811

eBay - your purchase for $299.99 is ready -call if you wish to cancel, blah blah blah.

Caller: 40720811

Scam. Pretends to be ebay.