User Manual - Poly - Sync 20 UC

Press the Power button for 2 seconds to power on or off. The LED bar illuminates when

powered on.

Press the Call button to answer or end a call.

Press the Teams button to interact with Microsoft Teams when not on a call.

NOTE Not supported for mobile use.

NOTE The Microsoft Teams application must be installed.

During an active call, press the Mute

button to mute or unmute the microphones. Manage mute

settings in Plantronics Hub.

Press the Volume up (+) or down (-) buttons to increase or decrease volume.

Siri, Google Assistant, Cortana Press and hold the Call button for 2 seconds to activate your

phone's default voice assistant. Wait for the phone prompt to activate voice dialing, search, and

other smartphone voice controls.

Select your Custom

button feature in Plantronics Hub.

Choose from:

• Play/pause audio (default)

• Device status check

• Clear trusted device list

• Default voice assistant (Siri, Google Assistant)

• Redial

• Hold/resume call

Daily Use

Power

Answer or end a call

Microsoft Teams button

(Teams model only)

Mute/Unmute

Volume

Voice assistant

(smartphone feature)

Customize your

speakerphone