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  A Pentium-class PC (or equivalent Macintosh or Unix) computer with installed sound card, speakers and Internet connection. For the best sound and image quality, please view over a high-speed Internet connection. Content may also be viewed on mobile devices, including Apple iPhones and iPads, as well as Android phones and tablets.
  A compatible browser, with Javascript and cookies enabled. Compatible browsers include recent versions of Chrome, Internet Explorer, Firefox, Safari and Opera. Recent Apple iOS and Android operating systems on mobile devices are also compatible.

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