Bluetooth 4.1 Advanced Technology: Wireless Bluetooth headphones with Bluetooth 4.1 technology connection easy connect and compatible with many portable devices.</br>Stereo Sound Quality: The sound emitting from the earphones were great. Stream your music on the go without compromising on quality. Noise cancellation enable receive call with hand-free clearly make life more enjoyable.</br>Magnetic Design: Attach the earphones together and avoid losing them via the built-in magnets easy for storage and keep them handy when needed. Wear them as a necklace if you want</br>Great Battery Performance: Up to 6 hours talking time and over 200 hours standby time after full charge of the headphone. It is can be good choice for continuous streaming throughout hiking cycling jogging etc.</br>Stable Fit and Comfort: Enjoy a snug fit with the interchangeable soft earbuds will come with different sizes of ear tips in the package. You can try choose the most suitable ear tips</br></br>Product Description</br></br><p><b>Features<br> </b><br> <b>Bult-in Mic</b><br> It offers HD stereo sound quality and enable receive call hands-free via Mic. You can get high quality phone conversation for tapping one button.<br> <br> <b>Fashion Necklace</b><br> Comfortable Earbuds make sure the headset stays when you are running?? jogging or other exercise. When you finished your music time?? simply leave the headphones on your neck and wear it like a necklace.<br> <b><b