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What is the Calisto 620?

The Calisto 620 is a Bluetooth Speakerphone for use with computers and Bluetooth headsets! The base operates as a speaker as well as a microphone.

Setting up the Calisto 620

1) Charge the unit:

  • With the USB only it will take 2.5hrs (USB only operates as charger)
  • With the wall charger, it will take 1.5 hrs

2) Connect to PC:

  • Connect the Bluetooth USB adapter into the computer (preferably NOT a docking station or hub)
  • Slide the power switch (located above Plantronics) to the on position
  • The LED on the USB adapter will flash and turn solid blue
  • Download the Plantronics Enterprise software
  • Change the computer microphone and speaker to the Plantronics BT300C

3) Connect to Mobile Phone:

  • Place the speaker into pairing mode
  • Press and hold the power button to the left (toward the Bluetooth symbol) until the light to the left of “Plantronics” flashes red and blue
  • Place your mobile phone into search mode, Calisto 620 will pop up
  • If it asks for a passcode, enter 0000
  • Calisto 620 is compatible with Microsoft Lync when the Plantronics Spokes Plantronics Hub (Windows/Mac) is downloaded (Spokes is like Headsetup, but with more features)

Hi, I'm Kyle!

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Kyle Newgent wearing a Leitner office headset

Kyle Newgent
Headset Blogger