4210 UC USB-A (Poly) – Bluetooth Single-Ear (Monaural) Headset

Voyager 4200 Series Bluetooth headsets make it easy to do more. You can even listen to music between calls. Power up productivity with outstanding audio, freedom and flexibility.
Connects To: Mobile devices via Bluetooth and wirelessly to your PC/Mac via USB-A Bluetooth adapter.
Ideal For: Professionals who need freedom to roam and multi-connectivity.
Audio Performance: Dual microphones help block out noises for those on the far end of the call.
Talk Time and Roaming Range: Up to 12 hours talk time and 15 hours listen time. Roam up to 98 ft (30 m) (line of sight).
Global Warranty and Wearing Style: 2 years global warranty; one ear/monaural over-the-head headset.