Bluetooth Headphones, Coiwin HWS-950 Bluetooth Neckband Sport Headset Retractable In-ear Earbuds,Hand-free Noise Canceling Headphones for Iphone,Ipad,Samsung and Other Bluetooth Device(HWS-950-Silver) 1.Comfortable Design: Sweat-proof and rainproof, lightweight. Retractable In-ear design, easy to adjust the length of the line by only pressing a button. The neckband wearing style, comfortable and stable. 2.Provide High-fidelity: Stereo music and crystal clear sound. Inbuilt dynamic drivers produces high quality stereo sounds for a greater level of listening pleasures and adopts noise reduction technique and is sensitive enough to pick up your voice clearly. 3.Super Long Standby Time: Up to 500 hours of standby time, 12 hours of music play time and 15 hours of talk time. 4.Bluetooth Headphones: When you in outdoor or sports, you can use this bluetooth heaphones, hope this headsets will bring you have the light mood and bring you convenience and joyful! 5.Warranty Claim: We will provide 7 days no reasons to return and the best customer service.