Terms of the discount are as follows:
*Limited-time offer. Coupon code may be used once. Valid for 90 days from 03/10/2014. Offer limited to 5 items per shipping address. Offer excludes bundles, MP3 players and accessories with an MSRP greater than $49.99.
I have no idea whether international folks can use this.
When you receive the code, please press the thanks button.