Are these audi keys any good of ebay

[Arnold_47]

Hi everyone, i just wont some advice please, i am looking to purchase a duplicate key with transponder for my audi and i just want to know if i purchase one of ebay were do i get it cut from, and has anyone purchased one of them yet and it works properly

[Golfather]

You need to purchase a new transponder with blank blade, which can be cut from any Timpsons for around £5.
You also need to buy a matching remote and program it to work with your central locking.
If you have the SKC code you can pair the new key with VAGCOM.
Total cost around 25 quid.