Neckband Bluetooth Headphones, PEYOU Wireless Bluetooth Headset Magnetic Sweatproof Earphones Stereo Sports In-Ear Earbuds With Mic for Gym Running (Bluetooth 4.0, Noise Canceling, 10 Hours Playtime) MAGNETIC EARBUDSBuilt-in magnet attracts the earpiece when you don't use them. This makes the headset convenient to carry around and greatly decrease the burdens on ears. You dont need to worry that the wire dangles around your neck. ADVANCED BLUETOOTH TECHNOLOGYSupports two connected devices simultaneously and easy to switch each other. CVC6.0 noise canceling technology filters out background noise to guarantee HD stereo sound and provides high quality audio when calling. The wireless headphones can pair with devices within 10 meters. It is compatible with most cell phones, iPhone and Android. VIBRATION ALERTWhen the call is coming, the headset will vibrate. Never miss any phone call even you are in gym or more noisy place. Easy access to all button on the side and the end of the headphones. NECKBAND DESIGNWeighs only 1.2oz with the flexible and durable silicone neckband, great for easy carrying and ensures a comfortable fit especially when you are running, cycling, exercising and staying at home or in the office. LONG BATTERY LIFEPowerful rechargeable battery provides up to 15 hours of continuous talking time or 10 hours of music time or 360 hours of standby time with a quick 2 hours charge.