Free yourself from your desk with the perfect entry-level Bluetooth® wireless headset. Stay on call with all-day comfort and a dual-mic Acoustic Fence technology that eliminates background noise.
| 77Z00AA | |
|---|---|
| Microphone type | 2 analog ECM; 2 digital MEMS |
| Microphone bandwidth | 100 Hz – 6.8 kHz |
| Speaker bandwidth | 20 Hz – 20 kHz |
| Number of microphones | 2 |
| Frequency response (microphone) | 100 Hz – 6.8 kHz |
| Charge time | Less than 1.6 hours |
| Speaker size | 32 mm drivers |
| Action | Get a Quote Shop Now |
Give those around you a visual cue that you’re busy — an on-call indicator flashes on the ear cup when you’re on a call.
Extend the battery life of your headset by using it corded, with audio over USB mode.
Take control of your deployment from anywhere via remote management with Poly Lens cloud-based device management software.
Stay productive with up to a full 24 hours of wireless talk time.

The Poly Voyager 4320 Microsoft Teams Certified Headset with BT700 dongle and Charging Stand (77Z00AA) is built for professionals who need clear, reliable communication in fast-paced work environments. Optimized for Microsoft Teams with a dedicated Teams button, it allows you to join meetings instantly and collaborate effortlessly, whether you’re in the office or working remotely.
Featuring dual noise-canceling microphones with Poly Acoustic Fence technology, the Voyager 4320 filters out background noise so your voice comes through loud and clear on every call. The included BT700 USB Bluetooth dongle ensures a strong, stable, plug-and-play connection to your PC, while Bluetooth support lets you seamlessly switch between your computer and mobile devices.
Designed for all-day comfort, its lightweight on-ear design makes long meetings easier, while the charging stand keeps your headset powered, organized, and always ready to go. With dependable battery life and enterprise-grade performance, the Poly Voyager 4320 is the smart choice for professionals who want to sound confident, stay productive, and work without distractions.
| Compatibility: | Compatible with PCs via included BT700 USB-A Bluetooth® adapter and smartphones via Bluetooth® |
| Color: | Black |
| Battery Life: | Up to 24 hours (talk time, online indicator off); Up to 18 hours (talk time, online indicator on); Up to 47 hours (music time); Up to 50 days (standby time) |
| Battery type: | Rechargeable Li-ion |
| Cable length: | 1.5 m |
| Headphone type: | On-ear (stereo) |
| Compatible Operating Systems: | Windows 11; Windows 10; macOS; Android™; iOS |
| Dimensions (W x D x H): | 155 x 67 x 182 mm |
| Package dimensions (W x D x H): | 188 x 210 x 115 mm |
| Pallet dimensions (W x D x H): | 101.6 x 121.9 x 190 cm |
| Cartons per layer: | 10 |
| Weight: | 162 g |
| Package weight: | 644.17 g |
| Pallet weight: | 94.56 kg |
| What’s in the box: | Quick start guide; Travel pouch; Charging stand; Wireless headset; USB Type-A charging cable; BT700 Bluetooth® USB adapter |
| Manufacturer Warranty: | Poly standard two-year limited warranty |