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The Plantronics Voyager 4320-M MS Teams USB-A Stereo Bluetooth Headset with BT700 USB-A Adapter (218475-02) is designed for professionals who spend their days on mobile calls, softphones and Microsoft Teams. With the help of rich, full-range 32 mm speakers and Poly's Acoustic Fence noise-cancelling microphone technology, this on-ear stereo wireless headset keeps your voice clear and your audio immersive in common settings like homes and offices. You can walk and converse without worrying about dropouts at your desk or throughout the office due to the included BT700 USB-A dongle, which offers a strong Bluetooth 5.x connection and a wireless range of up to 50 meters (164 feet). With its dedicated Teams control interface and multi-device connectivity to PC, Mac, and mobile, the Voyager 4320-M 218475-02 is certified for Microsoft Teams and offers a simple, high-quality audio solution for call-intensive positions and hybrid workers.
• Microsoft Teams-certified stereo headset with optimized Teams controls and Open Office certification for a seamless collaboration experience.
• BT700 USB-A adapter included for instant plug-and-play connectivity to laptops and PCs, with up to 50 m / 164 ft wireless range.
• Bluetooth 5.1/5.2 wireless audio supporting A2DP, AVRCP, HFP, and HSP profiles for reliable connections to computers and smartphones.
• Dual-mic Acoustic Fence noise-cancelling boom isolates your voice and suppresses office or home background noise for crystal-clear calls.
• 32 mm stereo speakers with 20 Hz–20 kHz speaker bandwidth for music and media and 100 Hz–6.8 kHz wideband for voice.
• All-day battery performance with up to 24 hours of talk time, 47 hours of listening and up to 50 days standby on a single charge.
• On-ear, memory-foam cushions and padded, adjustable headband for lightweight, all-day comfort in long meetings and call queues.
• SoundGuard Digital hearing protection to help protect against acoustic spikes and maintain safe listening levels.
• On-call busy light indicator on the earcup to signal when you’re on a call and reduce interruptions.
• Poly Lens app and cloud management support for easy device configuration, updates and fleet management in IT environments.
🗹 Stay clearly heard on every call thanks to Acoustic Fence noise-cancelling microphones that remove distracting background chatter and keyboard noise in open spaces.
🗹 Work wirelessly with confidence using the BT700 USB-A dongle and Bluetooth range up to 50 m / 164 ft, so you can move between rooms without losing audio.
🗹 Power through full workdays with up to 24 hours of talk time and optional USB corded mode, minimizing battery anxiety for back-to-back meetings.
🗹 Deliver a professional Teams experience with a certified MS Teams headset that offers one-touch access, intuitive call controls, and reliable integration.
🗹 Boost comfort and focus with dual-ear stereo design, soft ear cushions and lightweight construction that reduces fatigue during long sessions.
🗹 Simplify IT management using Poly Lens software for remote monitoring, configuration and updates across your headset fleet.
| Manufacturer | Poly |
| Manufacturer Part Number | 218475-02, 77Y98AA |
| Product Name | Plantronics Voyager 4320-M MS Teams USB-A Stereo Bluetooth Headset with BT700 USB-A Adapter |
| Product type | Expansion Module |
| Headset Type | Wireless stereo Bluetooth office headset, on-ear (supra-aural), binaural |
| Wearing Style | Dual-ear with adjustable padded headband, on-ear cushions |
| Earpiece Design | Closed-back, on-ear (supra-aural) |
| Speaker Size | 32 mm drivers |
| Speaker Bandwidth (Media) | 20 Hz to 20 kHz |
| Speaker Bandwidth (Voice) | Wideband 100 Hz to 6.8 kHz |
| Max Output / Volume Limiting | Volume limiting to approx. 102 dB max (SoundGuard Digital acoustic protection) |
| Sound Technology | Poly SoundGuard Digital hearing protection |
| Microphone Type | Dual noise-cancelling boom mic, MEMS + ECM (electret condenser) |
| Microphone Bandwidth | 100 Hz to 6.8 kHz |
| Noise Reduction | Acoustic Fence technology with dual-mic noise suppression |
| Sound Field | Stereo |
| Wireless Technology | Bluetooth (Class 1) |
| Bluetooth Version | Bluetooth 5.2 for 4320‑M models (5.1/5.2 in UC variants) |
| Wireless Range | Up to 50 m / 164 ft with BT700 USB-A dongle; up to 91 m / 300 ft with optional Voyager Office base |
| Multipoint / Paired Devices | Remembers up to 8 devices; actively connects to up to 2 devices simultaneously (multipoint) |
| Supported Bluetooth Profiles | A2DP, AVRCP, HFP, HSP |
| Supported Audio Codecs | SBC, AAC, aptX, aptX HD (on some UC/Teams USB-A variants) |
| Connectivity – Primary | Wireless via BT700 USB-A Bluetooth adapter to PC/Mac; Bluetooth to mobile devices |
| Connection Type | Bluetooth 5.2 + USB Type-A (BT700); optional USB-A cable for corded mode and charging |
| OS Compatibility (Headset) | Windows, macOS; mobile via Bluetooth for Android / iOS |
| Certified Collaboration Platforms | Microsoft Teams, Zoom (Teams “‑M” variant includes Teams button and optimized controls) |
| Ear Cushion Material | Artificial leather (synthetic leather surface) with foam padding |
| Controls | On-ear and headset controls: power on/off, call answer/end, volume +/‑, mute, pairing; Teams button on “‑M” models |
| Busy / On-Call Indicator | Integrated on-call indicator LED on earcup |
| Voice Assistant Support | Siri, Google Assistant (via connected device) |
| Battery Type | Rechargeable lithium‑ion (Li‑ion) |
| Battery Capacity | 350 mAh |
| Charge Time | < 1.6 hours to full charge |
| Talk Time | Up to 24 hours (online indicator off); up to 18 hours (online indicator on) |
| Listening Time (Music) | Up to 47 hours |
| Standby Time | Up to 50 days |
| Charging Method | USB Type-A charging cable; compatible with optional desktop charge stand (certain bundles) |
| Cable Length | Approx. 1.5 m USB-A charging cable |
| BT700 USB-A Adapter – Connection | USB Type-A, Bluetooth link between PC/Mac and headset |
| BT700 OS Support | Windows 10/11, macOS; works with major UC apps via Bluetooth audio |
| Acoustic Protection | SoundGuard Digital – acoustic shock protection and level management |
| Management Software | Poly Lens desktop / cloud management for configuration and monitoring |
| Environmental | Designed for office/home office use; TCO Certified (in UC variant) |
| Included in Box | Wireless headset, BT700 USB-A Bluetooth adapter, USB-A charging cable, travel pouch, quick start guide (Teams bundles may add charge stand) |
Yes, it is officially Microsoft Teams certified and includes a dedicated Teams button for instant access to meetings and notifications.
The package includes the Voyager 4320-M headset and the BT700 USB-A Bluetooth adapter.
Yes, it supports Bluetooth wireless connectivity for flexible device pairing.
Yes, it supports multipoint connectivity, allowing simultaneous connection to two devices.
Yes, it works seamlessly with both Windows and macOS operating systems.
Yes, the boom microphone features noise-canceling technology to reduce background distractions.
A BT700 USB-A Bluetooth adapter is included for stable and extended wireless connectivity.
Yes, it is ideal for hybrid and remote work environments.
It provides extended talk time designed to support a full workday of calls and meetings.
It is a stereo headset, delivering immersive audio for calls and media.
No, it supports plug-and-play functionality via USB.
Yes, it delivers high-quality stereo sound suitable for music and multimedia.
Yes, it is designed for all-day comfort with padded ear cushions and an adjustable headband.
It primarily operates wirelessly via Bluetooth and the included USB adapter.
Yes, the adjustable boom microphone can be positioned for optimal voice pickup.
Yes, firmware updates can be managed through Poly’s software tools.
Yes, it is ideal for IT-managed enterprise environments.
Yes, it is compatible with major conferencing platforms including Zoom.
Yes, it provides extended wireless range when used with the BT700 adapter.
Absolutely. It is engineered specifically for professional communication and enterprise collaboration.
