Description:
The Poly Voyager 4320 UC Stereo USB-A Headset is a modern wireless professional headset built for hybrid work environments, business meetings, and everyday communication across devices. It combines Bluetooth® wireless freedom (via included BT700 USB-A Adapter) with long battery life, excellent noise-cancelling audio, and comfortable all-day wear — making it ideal for remote teams, office calls, and UC (Unified Communications) applications. Its dual microphones and Acoustic Fence® technology help reduce background noise and focus on your voice, while intuitive on-headset controls make call handling simple. The headset also supports wired USB mode with audio when docked or charging.
Specification:
| Specification | Details |
|---|---|
| Product Name | Poly Voyager 4320 UC Stereo USB-A Headset |
| Model / Part | 77Y99AA (includes BT700 USB-A Adapter & Charging Stand) |
| Connectivity | Bluetooth® 5.1 (via BT700 USB-A Adapter), USB-A audio over USB (1.5 m cable) |
| Bluetooth Profiles | A2DP, AVRCP, HFP, HSP |
| Wireless Range | Up to -50 m (~164 ft) (up to -91 m with Voyager Office base) |
| Battery Type | Rechargeable Li-ion |
| Talk Time | Up to 24 hrs (without online indicator) / ~18 hrs (w/ online indicator) |
| Listening Time | Up to 47 hrs |
| Standby Time | Up to 50 days |
| Charge Time | <1.6 hrs |
| Microphones | Dual noise-cancelling mics (including Acoustic Fence® technology) |
| Speaker Bandwidth | 20 Hz – 20 kHz |
| Mic Bandwidth | 100 Hz – 6.8 kHz |
| Headphone Type | On-ear (stereo) |
| Ear Cushions | Artificial leather |
| Voice Alerts | Call status, battery alerts, mute status |
| Compatibility | Windows 10/11, macOS, Android, iOS |
| Weight | -162 g |
| Accessories Included | BT700 USB-A Bluetooth® Adapter, Travel pouch, Charging stand, USB-A charging cable, Quick start guide |
| Warranty | 2-year limited |
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