Dual connectivity, Enhanced portability The perfectly portable, wireless speakerphone that takes UC on the road. It's designed to simplify call management with an easy interface for answer/end, mute and volume on your laptop or smart phone, and it comes with a Bluetooth® mini USB adapter for always-ready PC connectivity. With its own high-quality travel case, the small, lightweight speakerphone is the right size for your laptop bag or carry-on, without cords or fuss. Superior Audio Quality Offering unmatched audio clarity, the Calisto 620 features 360° full duplex audio and Bi-directional microphones that activate in the direction of the speaker’s voice so callers hear you—not your background. PC wideband audio and Digital Signal Processing (DSP) reduce drop-outs and echo with Acoustic Echo Canceller. Integrated A2DP lets you listen to streaming media from your mobile device, including your favorite songs, podcasts and more. Software-enabled Functionality With Plantronics Spokes software get the added value of: - Call control across multiple softphones
- Battery meter conveniently displays headset battery life remaining in PC icon tray
- Headset control panel allows for customization of settings, including call notification and related options
- UC presence automatically updated when on a call; not only on PC calls, but also when on mobile calls*
*Feature currently for Microsoft Lync and Skype only | 
