√ Long-lasted Battery: 6 hours stand-by and 3-4 hours talking/music time.√ Hands-free Call: Built-in sensitive microphone for talking.√ Easy to Operate: Multi-function touch button, you can answer the phone, switch songs and adjust the sound by simply touching the button√ Fast and Stable Pairing: Bluetooth V5.0 EDR technology, easy to pairing with your devices.√ Sweatproof: Sweatproof material of shell to ensure high quality sound when sports use.★Headphone use step and special instructions1. Turn on the charging box switch (blue or red lightis on)2. Open the top cover of the charging box and take out the earphones. (lmportantnote: Turn on the charging box switch before opening the charging box, which isthe premise of the headset automatically turning on)3. Pair with Android devices: Open the phone or other device Bluetooth settings,search for the Bluetooth , click to connect.4. IOS After the first time pairing, the bluetooth earbuds will be automatically connectted to your ...