DiscontinuedCalisto 420

Take control of your communication with a speakerphone that combines the best of PCs and phones.





  • Plantronics
  • Plantronics

Recommended Upgrade

    • Calisto 600 Series
    • Calisto 600 Series
    • The perfectly portable speakerphone that takes unified communications on the road.

Still interested in Calisto 420? Read on...

Portable conferencing and collaboration, perfected.

Work Together, No Matter Where You Are
  • 360-degree microphone and speaker coverage for small to medium-sized rooms
  • Digital Signal Processing technology provides echo cancellation, automatic noise reduction and adaptive volume control
  • Wideband support for best-in-class PC audio
  • Omni-direction microphone for 360-degree room coverage
Easy-to-Use Features
  • Onboard mute and volume control functions
  • Connects to any PC via a standard USB cable
  • Compact and portable, protective carrying case included
  • Headphone jack with option for private calls

Available Models (2)


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