- Keep the focus on your conversation, not background noise, with the sophisticated noise canceling and immersive stereo sound of the Plantronics Voyager Focus UC Stereo Bluetooth headset.- 150 ft range- 12 hour battery life- Mute function- Call control- 150 feet wireless range- Noise cancellation- Music pauses automatically when a call comes in- Bluetooth mini USB adapter indicator light shows mute status and can stay in your laptop port for always-ready PC connectivity- Charging: USB adapter and charging cable- Connects to desk phone and PC