big baller

are there any sites where i can buy incredibly cheap consumer electronics (such as zunes, ipods, game consoles, video games, etc.) like products 30 - 50% off retail price OR MORE...it would be greatly appreciated because im looking to buy a 30gb zune for incredibly cheap...if u know of such a site, i would also like to know if you've every purchased anything from the site and if it was in good quality/working condition and i would also like to know if they have a return policy or a warranty from the manufacturer...the products can be new, refurbished (but in good working condition), or used (but in good working condition)...thanks a lot