Best Earbuds under $50

[Kharnage]

Hey guys I want to purchase good earbuds under $50, I'm thinking about these - http://www.staples.com/Sony-Active-Style...rea=SEARCH

Do you guys have any better recommendations?

Here's some more I've found
http://www.walmart.com/catalog/product.d...d=11084251
http://www.walmart.com/catalog/product.d...d=11051654
http://www.walmart.com/catalog/product.d...d=11084245
http://www.walmart.com/catalog/product.d...d=11084250
http://www.walmart.com/catalog/product.d...d=11008051
http://www.walmart.com/catalog/product.d...d=11051658

I really don't know much about sound/audio things so I depend on reviews and others opinions.

EDIT : I want earbuds with a lot of bass, not headphones!