Description
Tired of being chained to your desk during calls? The Poly Voyager 4320 Microsoft Teams Certified USB-C Headset + BT700 Dongle (77Z30AA) gives you real freedom. Walk and talk up to 164 feet away while sounding crystal clear to everyone on the line. With up to 24 hours of talk time and super-lightweight comfort, this stereo Bluetooth headset keeps hybrid workers productive whether they’re at home, in the office, or moving between both.
The Telecom Spot Expert Take If your team splits time between home and office, this is the no-fuss headset that actually works the way people move. The included BT700 dongle gives reliable long-range Bluetooth without dropouts, while Acoustic Fence technology keeps background noise from ruining your calls. IT managers love the Poly Lens cloud management and Microsoft Teams certification for simple deployment. At just 162 g, it feels like you’re barely wearing it—even after hours of back-to-back meetings. Great entry-level choice that punches above its weight for small businesses and growing enterprises who want reliability without complexity.
Key Features
- Freedom to roam up to 164 feet — Walk between workspaces or take calls while grabbing coffee without losing connection, thanks to the included BT700 USB-C dongle and Bluetooth 5.2.
- All-day power with smart options — Up to 24 hours talk time (online indicator off), fast 15-minute charge for 10 extra hours, plus corded USB mode so you never run out of battery during back-to-back meetings.
- Crystal-clear calls every time — Noise-canceling dual mics with Acoustic Fence technology block background noise so the person on the other end hears only you—perfect for busy home offices or open-plan spaces.
- Microsoft Teams ready at the touch of a button — Full certification means instant access to Teams features plus a visual on-call indicator light that tells coworkers you’re busy.
- Easy fleet management — Poly Lens cloud software lets IT remotely update and monitor headsets across the organization, saving time and keeping everything secure.
- Comfortable for long wear — Lightweight stereo on-ear design with adjustable headband and soft cushions plus SoundGuard Digital protection keeps audio safe and fatigue-free all day.
Technical Specifications
- Headset Type: Stereo on-ear (binaural) Bluetooth wireless
- Connectivity: Bluetooth 5.2 (smartphone & PC via BT700 dongle) or USB-C wired mode
- Wireless Range: Up to 50 m / 164 ft with included BT700 USB-C adapter
- Talk Time: Up to 24 hours (online indicator off); up to 18 hours (online indicator on)
- Music/Listen Time: Up to 47 hours
- Standby Time: Up to 50 days
- Charge Time: Less than 1.6 hours (full); 15 minutes = up to 10 hours listening
- Microphones: 2 (noise-canceling dual-mic with Acoustic Fence)
- Audio Protection: SoundGuard Digital
- Controls: Call answer/end, mute, volume ±, power, pairing; dedicated Microsoft Teams button
- Voice Alerts: Battery level, mute status, connection, talk time
- Voice Assistants: Siri & Google Assistant support
- Weight: 162 g / 0.35 lb
- Dimensions (W x D x H): 15.5 x 6.7 x 18.2 cm / 6.1 x 2.6 x 7.2 in
- Cable Length: 1.5 m USB charging cable
- What’s in the Box: Wireless headset, BT700 Bluetooth Type-C adapter, USB charging cable, travel pouch, quick start guide
- Compatibility: Microsoft Teams, Zoom; Windows 10, macOS; PCs via BT700 or USB-C; smartphones via Bluetooth
- Management: Poly Lens cloud-based remote management
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Warranty: Poly standard two-year limited warranty
- Poly SKU: 218478-02
- HP SKU: 77Z30AA


