Highly compatible bluetooth 4.0, which compatible with IOS iPhone or Android smartphones with clear and mellow music play. Be able to connect 2 devices at the same time.<br>Magnet attched design, stick 2 ear-plugs together when they are standby, like a necklace, prevent cable tangles and fall down from neck.<br>Dump energy can be displayed when it was connected with Apple ios.<br>Built-in microphone with noise reduction, intellegently recognize the noise and sound, clear talking experience. Convenient to answer a call when taking exercises or another activities.<br>High definition stereo music play, noise isolating earbud, bring you to a pure, touching music world.<br /></p> <br /></p><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/562aec7dacc9767d812c3d10-1-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/562aec7dacc9767d812c3d10-2-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/562aec7dacc9767d812c3d10-3-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/562aec7dacc9767d812c3d10-4-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/562aec7dacc9767d812c3d10-5-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/562aec7dacc9767d812c3d10-6-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/562aec7dacc9767d812c3d10-7-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/562aec7dacc9767d812c3d10-8-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="http://contestimg.wish.com/api/image/rating?name=4a3ee3307b0a11e6b6e1024da5ac6195.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="http://contestimg.wish.com/api/image/rating?name=9994f91a700611e6ae96024da5ac6195.jpg" alt=""width="800" noproxy><p style="text-align: center;">