*</b><br><br><b>[Super Easy Pairing]</b><br>The Twins Wireless Earbuds will Pair with Each other When u Take the twins earbuds our of the Charging Case.<br><br><b>[Secure and Comfortable]</b><br>Unique Sports Wireless Headphones with Ear Hooks to Ensure the Earbuds Won't Fall During Exercise, Completely in-ear Design, Ergonomic, So that You will not Feel Tired and Pain When Wearing it for a Long Time<br><br><b>[Long Playtime]</b><br>The Wireless Earbuds can be Used for 7-8 Hours on a Single Charge, The Charging Case Can Charge Earbuds for 2-3 times, Offer up to 20hs Playtime.<br><br><b>[Stereo Sound Quality and Binaural Call]</b><br>The Twins Bluetooth Earbuds Can Make/Receive the Call at the same time, Let you Enjoy the True Wireless Experience,Hands-free Calling Anytime & Anywhere, Deep Bass & HD Sound Quality Make You Don't Want to Quit Listening.<br><br><br><b>Notice:<br>1.Before first time use,Please peel off the plastic film which on the earbuds</b><br><br><b>2.Earbuds Volume Adjustment Function can only be used in Stereo Mode(You need to use the twins earbuds together)<br><br>After you pair the twins earbuds with your phone.<br><br>First,If your phone is IOS SYSTEM, Please Quick Click 3 Times R Earbud.<br><br>Second,If your phone is Android SYSTEM, Please Firstly Quick Click 3 Times R Earbud, then Add up the Volume by Your phone.<br><br>Because iPhone and Android are different system protocol, so the operation is different.<br><br><b>3.If some functions of the Bluetooth headset are not available with your phone app, Please update your app version or change the different app.It Maybe the app System is not Compatible.