manu08 wrote:

> Ok, I'll keep that in mind for the future but what do I do now that I already
> have these 2 pairs. I cannot really return either to the seller cause they're
> old now & past the return day. Any suggestions ?
>
>

Re-sell them on eBay. Be specific in regards to what the modules
are, allowing potential buyers to make the proper determination
as to whether or not they will work in their systems.