Poly Voyager 4320 UC User Manual

You can wirelessly change your headset language using Poly Lens App. Download:
poly.com/lens.
If you leave your headphones powered on but out of range of your paired phone or USB
adapter for more than 7 days, your headset conserves its battery power by entering into
DeepSleep mode.
Once back in range with your phone or USB adapter, press the Call control
button to exit
DeepSleep mode.
Your headset LED illuminates red to inform others that you are on a call. Manage settings
in Poly Lens App.
If your audio is cutting out during softphone calls, you may be experiencing Bluetooth
density problems. Improve audio performance by using density-friendly corded mode.
1 Disconnect your Bluetooth USB adapter from your computer
2 Connect your headset directly to your computer with the provided 1.5 m USB cable
3 Power off your headset to use density-friendly corded mode
NOTE Your headset battery charges while in corded mode.
More Features
Select language
DeepSleep Mode
Online indicator
Corded mode (audio
over USB)
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Poly Voyager 4320 UC Specifications

General

Wearing Style	Over-the-head
Speaker Frequency Response	20 Hz - 20 kHz
Bluetooth Profiles	A2DP, AVRCP, HSP, HFP
ANC	No
Connectivity	USB-A
Wireless Range	Up to 50 meters / 164 feet
Battery Life	Up to 24 hours (talk time)
Compatibility	PC, Mac
Microphone Frequency Response	100 Hz - 8 kHz
Supported Platforms	Windows, macOS, iOS, Android
Microphone	Dual MEMS microphones with noise cancellation
Charging Time	Up to 1.6 hours