There are 2 Cables that you can get FREE After Rebate from Newegg.com through 5/10/17.
LIMIT 2 Each
Shipping is just 99¢ each or FREE on orders of $25+, if you order 2 of each the shipping is $2.99
You can usually sell these on eBay or at a garage sale to make some cash.
Print rebate forms from the product pages.