【Super Sound quality+ Bluetooth 4.1】Smart in-line control with high fidelity microphone, enables convenient remote control for music play and phone calls. The design adopts high definition noise isolation CVC 6.0 technology to ensure clear and smooth hands-free communication.

【Long-lasting & Ergonomics design】Upgraded built-in lithium batteries support up to 8 hours talk / music time with battery indicator on IOS and Android (depends on volume and audio content) for prolonging enjoyment. 1-2 hours charge can get full energy back.Symmetrical balance and Ergonomics design ensure a comfortable fit.

【Sweat Resistant & Built-in Magnetic Design】These earbuds are rated IPX5 rating and can withstand sweat, splashes and wet weather conditions, enhancing the headphone's using life. You can attach the two headphones together when not using, and wear like a necklace around your neck, a convenient way to carry around when you don't need them.

【Good Compatibility & Customizable Accessories】 Compatible with almost all smartphones and other devices,including IOS, Android device, MP3 and MP4 music players, etc.The Bluetooth earbuds come with customizable accessories,3 pairs earbuds tips to secure fit for all customers.

【In-line Mic & Volume Control】The headset has an in-line mic and +/- control buttons. Except volume control, the + and - button can make it play next and previous, perfect for answering calls or listening. Tips: When charging with a charging adapter, please make sure the current should not be greater than 1A.