This wireless stereo headset is designed for active lifestyles and everyday convenience. Featuring a unique neckband design with magnetized earbuds, it delivers powerful bass and high-quality stereo sound whether you're running, working out, or relaxing at home or in the office. The ultra-lightweight construction ensures all-day comfort, while the vibration alert notifies you of incoming calls without interrupting your activity. The headset automatically pauses music when a call comes in and resumes playback when you hang up. With noise reduction and echo cancellation technology, you can enjoy clear audio and hands-free calling. The rechargeable battery provides up to 7 hours of talk time, 6 hours of music playback, and up to 300 hours of standby time on a single charge. This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.