Sennheiser BTD 800 USB ML Dongle (1000227)



Sennheiser BTD 800 USB ML Dongle for use with MB 660 Headsets

Optimized for Microsoft Lync and certified for Skype for Business

The BTD 800 USB dongle is in combination with the PRESENCE™ UC or the Mobile Business Pro Series headsets a solution that is optimized for Microsoft Lync. This powerful combination provides you with a high-end solution that lets you maximize the potential of Microsoft Lync Enterprise Voice.

Firmware update - application downloadable from


  • Optimized for Lync PC based systems – simply plug in to your PC. HeadSetup needed to enable call control. Please see
  • Sennheiser HD voice clarity – wideband sound for a natural listening experience
  • High quality audio mode for enhanced listening to music
  • Small size dongle - easy to carry in your pocket - and stays discretely plugged in to the PC

Data Sheet

Warranty - 2 Years