Dragon NaturallySpeaking 10 Standard for $41.98 shipped.  Here is a screenshot for your reference.  Alternatively, it is currently available at Newegg for the same price shipped.  It works with almost any Windows application, including MS Word, Internet Explorer, Firefox, as well as ability to compose email and surf the Web by speaking.  A nose-canceling headset microphone is also included.  This package usually sells for about $59 or more.