Innovative magnet design, you can wear it around your neck like a necklace, which decreases the burden on ears and keeps them from dangling freely when not in your ears. music experience with high bass. The latest Bluetooth 5.0 technology ensures you faster and more stable signal connection and transmission, capable of quicker pairing with any Bluetooth-enabled device. With a powerful backup up to 8 hours after fully charged for about 1.5 hours. You can enjoy your wireless sport and music time all day long without worrying about having to plug your headphones back in to charge. The neckband of the Bluetooth earphones made of soft premium silicone, snugly stay around the neck. In-ear design offers passive noise cancellation and blocks out most outside noise, providing you immersive rich stereo sound. Answering calls through the built-in HD mic without picking up your phone. With 3 multi function buttons at your fingertips, you can easily manage music – play/pause, next song/prev. song, call answer/hangup, etc.