Nuance Dragon Naturally Speaking 11 Premium Wireless is a speech recognition software that lets you interact with your PC just by talking with the included wireless Plantronics Calisto headset with bluetooth USB adapter. Dragon understands what you say and how you say it. Simply speak words and they appear on the screen up to three times faster than by typing with no typos. Command your PC what to do and it does it. Use Nuance Dragon Naturally Speaking 11 Premium Wireless on your favorite applications to dictate reports, send email, surf the Web, download music, update Facebook, and more. Just say what you want to do, and Dragon wireless does it.