Sync 20+ Wireless Speakerphone (USB-A) (MS CERTIFIED)



Sync 20+ Wireless Speakerphone (USB-A) (MS CERTIFIED)


Experience crystal-clear audio and seamless communication with the Poly Sync 20+ Smart Speakerphone (SY20-M, CL5400-M) bundled with the BT600 USB-A adapter (Certified for Microsoft Teams).

Stay connected effortlessly, whether in the office or remote, thanks to its intelligent features and high-quality sound. Enhance your conferencing experience with this versatile and certified speakerphone solution.

  • Microsoft Teams CertificationThe Sync 20+ Wireless Speakerphone is specifically certified for Microsoft Teams, ensuring seamless integration and optimized performance with the platform. It provides an enhanced Teams experience for meetings and calls.
  • High-Quality AudioThe speakerphone is designed to deliver clear and high-quality audio, ensuring that conversations are heard with excellent clarity.
  • Intelligent Noise-CancellationNoise-cancellation technology helps reduce background noise, ensuring a distraction-free communication environment during Microsoft Teams meetings.


The Sync 20+ Wireless Speakerphone (USB-A) (MS CERTIFIED) by Poly offers unparalleled communication with crystal-clear audio and intelligent noise-cancellation, specifically tailored for Microsoft Teams.

Its wireless connectivity ensures cable-free convenience, while the versatile USB-A option makes it compatible with a wide range of devices.

Designed to be compact and portable, it’s an ideal choice for professionals on the move.

With user-friendly controls and an extended battery life, you can effortlessly manage calls and enjoy extended conferencing without interruptions.

Microsoft Teams certification guarantees seamless integration and optimal performance for virtual meetings.

Elevate your collaboration and productivity with the Sync 20+ Wireless Speakerphone.


Connects To

  • Poly Sync 20: PC via USB-A or USB-C cable (depending on model); smartphone via Bluetooth
  • Poly Sync 20+: PC via USB-A or USB-C cable (depending on model) or wirelessly via included BT600 Bluetooth adapter; smartphone via Bluetooth

Compatible With

  • Windows or Mac OS

User Interface Features

  • Touch sensitive user controls for:
  • - Call/answer end
  • - Mute
  • - Volume +/-
  • - Programmable function button
  • - Microsoft Teams (Microsoft Teams versions only)
  • Push button user controls for
  • - Power On/off
  • - Bluetooth pairing
  • Highly visible status light bar
  • Integrated USB-A or USB-C cable (depending on model)
  • One USB-A port for smartphone charging


  • Bluetooth v5.1
  • Supported Bluetooth profiles:
  • - A2DP, AVRCP, HFP, HSP, and BLE

Audio Features

  • Three microphone steerable array
  • Microphone pickup range:
  • - up to 7 ft / 2 m
  • Ideal for room sizes:
  • - up to 4 m x 4 m
  • Microphone Frequency Response:
  • - 100 Hz to 6.7 kHz
  • Full duplex audio
  • Noise and echo reduction
  • Loudspeakers 1 x 40 mm high-performance music speaker
  • Loudspeaker frequency response:
  • - 80 Hz to 20 kHz
  • Bass reflex with dual passive radiators


  • Battery type:
  • - Lithium-ion
  • Battery capacity:
  • - 3200 mAH
  • Talk time:
  • - up to 20 hours
  • Charge time:
  • - 4 Hours


  • 34 x 95 x 182 mm
  • 1.3 x 3.7 x 7.2 in


  • 1.3 x 3.7 x 7.2 in

Cable Length

  • 715 mm / 28 in


  • IP64 dust- and water-resistant

Accessories (Included)

  • Carry case
  • Lanyard
  • BT600 USB Bluetooth adapter (Poly Sync 20+ models only)

Applications Supported

  • Plantronics Hub desktop and mobile versions
  • Plantronics Manager Pro suites:
  • - Asset Management and Adoption

Need help?

Not sure which product meets your needs the best? Let us help you. Talk to us about your business and goals, we’ll then tailor video conferencing solutions for you and your team.

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