[Long-lasting Battery Life with v4.1] Upgraded built-in lithium batteries support up to 8 hours talk/ music time for prolonging enjoyment. Only charge for 1-2 hours can get full energy back. Latest Bluetooth 4.1 technology that work with iPhone, Samsung and other smartphones, tablets and music players
[Secure Comfortable Fit with IPX5] Sport headphones are ergonomically designed with oblique angle to fit your ear canal better and reduce noise. IPX5 Sweatproof Build: Internal nano coating keeps the headphones fully functional even when breaking a sweat.This wireless headphones very fit for women, men and teenagers who travel or work outdoor
[Design with Enhanced Magnets] Acekool bluetooth headphone elegant design helps earphones storage and keeps you away from getting entangled with the wire. You can attach the two headphones together when not using, and wear like a necklace around your neck. Its a best bluetooth earbud for women, men, teenagers
[In-line Mic Volume Control] Wireless earbuds with in-line microphone and volume buttons, the headphones enable you to make hands-free calls and manage music easily and instantly. Acekool provides 12 months hassle-free warranty to ensure the enjoyment of your purchase.