Support Knowledge Base

Search Knowledge Base

.Audio 646 DSP Product Information

.Audio 646 DSP

General Information

Features and Specifications

  • Stereo headset
  • USB connection
  • Behind the head wearing style
  • Cable length: 6 feet (2 meters)
  • Non-allergenic, foam ear cushions
  • Noise canceling microphone
  • In-line mute and volume controls
  • Speaker driver size: 32mm diameter
  • Speaker frequency response: 20Hz-20kHz
  • Speaker sensitivity: 0 dBPa +/- 4dB
  • Maximum power input for speakers: 9 dBPa

Part Numbers

  • 81961-05 .Audio 646, DSP PC Headset (EMEA)
  • 81961-03 .Audio 646, DSP PC Headset (North America/South America)
  • 81961-06 .Audio 646, DSP PC Headset (US, EAS)

Search Results

Sign up to receive news and exclusive offers from Plantronics



Plantronics welcomes suggestions and feedback that can help us improve the products and services we provide.