2. Power bank

3. Long Battery Life

4. Charge about 2 hours support up to 9 hours continuous talk time and up to 8 hours music time (with 60% Maximum decibels), and 300 hours standby time.

5. HD Stereo Sound,Built-in HD Microphone, ensures Hi-Fi Stereo Music Sound and Strong Signal. With CVC6.0 noise reduction function to help you enjoy high quality music and phone calls everywhere.

6. Lightweight design with customizable EarTips and InEar-Hooks give anyone a strong and comfortable fit.

7. IPX4 Waterproof Sports Bluetooth Wireless Earphones fully protecting the earphones from sweat when Running,Cycling,Gym workout,and raindrop and so on.

8. Support Dual Devices Pairing, convenient to use.Ensure easy and fast pairing with smartphones and other Bluetooth enabled music devices.It has 10m Barrier-free Transmission.