ARTICLE NO. 504575
For more information please visit our official website for this product.

PRESENCE™ is a series of premium Bluetooth® headsets for mobile professionals demanding consistently clear communication for themselves and their listeners around the office, in the car and outdoors. Certified for Skype for Business, UC ML variants are designed for multi connectivity, allowing users to switch seamlessly between softphone and mobile calls while enjoying the freedom of mobile wireless connectivity.


Wearing style   Earphones

Frequency response (microphone)   150 Hz - 6,800 Hz

Frequency response (headphones)  100 Hz - 15 kHz

Microphone   Digital MEMS microphone (3 microphones)

Sound pressure level (SPL)   Max. 118dB (SPL) limited by ActiveGard®

Weight   13g

Charging time   1h 20min

Standby time   14 days

Technology   Bluetooth® Version 4.0 / supported profiles: HSP 1.2, HFP 1.6, A2DP 1.2

Range   25m

Talk time   Up to 10h

Speaker type   Dynamic, neodymium magnet




Included in the box:

  • PRESENCE™ headset
  • BTD 800 USB ML dongle
  • Car charger
  • USB charging cable
  • Ear hook
  • 4 x ear sleeves
  • Carry case
  • Quick guide
  • Safety guide


Please find attached copies of the fact sheets for PRESENCE™ UC ML and BTD 800 USB ML.

Download the PDF.

Was this article helpful?
0 out of 0 found this helpful