Shopping Cart

Product Quantity Price Subtotal
Cart Subtotal

Support Knowledge Base

Search Knowledge Base

.Audio 45 Product Information

.Audio 45 was an over the head style stereo PC headset. The headset itself is basically the  .Audio 40, but the .Audio 45 includes a USB adapter. The headset can also be used with out the adapter, and simply plugged into a compatible PC's soundcard.

General Information


  • Binaural headset (covers both ears)
  • Full range stereo
  • Volume and mute controls
  • Noise cancelling microphone
  • 32-bit DSP enhanced (no sound card required)
  • Speaker driver size: 28mm
  • Speaker sensitivity (dBSPL/mW): 103±4 dB
  • Speaker frequency response (Hz): 60-16
  • Speaker magnet type: Ferrite
  • Speaker impedance: 24 Ohms
  • Microphone sensitivity (dBV/Pa±5dB): -38
  • Microphone type: Unidirectional Electret
  • Microphone impedance: -3k Ohms
  • Microphone frequency response (Hz): 100-10
  • Cable length: 9.5 feet (2.9 meters)

Search Results

Sign up to receive news and exclusive offers from Plantronics