They can be bought cheaper from a marketplace seller but if you're worried about fakes then order from Amazon (or Indigofish)
My EP-630s finally gave out after 4 years of harsh punishment so I'm guessing the 830s will be just as good!
Creative EP-830 In-ear Earphones combine top-quality components and ergonomic design for a truly musical experience.
They come with soft silicone earbuds in three sizes, enabling you to enjoy maximum comfort with minimal outside distractions - great for travelling!
Designed for use with MP3 and CD players, these in-ear earphones deliver ‘big' sound with impressive bass, thanks to the latest Creative audio engineering and premium drivers that use Neodymium magnets for the best performance. A handy travel pouch keeps them protected when you're on the move.