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Expansion Microphone

Increase the audio coverage of your conference room with Trio expansion microphones with your Trio 8800/8500/8300 conference phone.
  • Improve the quality of your audio and video conferencing by adding external microphones to your conference room table.
  • This audio accessory is available for the following conference phones: SoundStation Duo, SoundStation2 EX, SoundStation2W EX, SoundStation VTX 1000 & SoundStation IP 6000.
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