L/R Bluetooth earbuds battery separated LED display design, will display how much battery remains in the charging base When putting it into the case, you can know when is the best time to charge.
Built-in 2000mAh rechargeable battery charging case, wireless earbuds can play for 4 hours on a single charge, and portable charger box recharge can provide 90 hours of playback. They can be charged automatically once the earbuds are put in the charging case. You can go out for fun without worrying about battery shortage, your needs are met from the start of the day to its end.
Ensure your great experience with fast, stable, and efficient transmission. Take the left and right Bluetooth headphones out from the charging box, then “F9” automatically appears on your smartphone. Keep your mind rest on calls or music without worrying about Audio dropouts.
Ergonomic and designed to fit comfortably in your ears for an active lifestyle, F9 TWS Stereo headphones come with three adjustable ear cup sizes right from the box, so you can focus on reaching new heights in your workouts.
