1. Built-in 350mAh battery, music time 3 hours, Charging Box built in 800mAh battery
2. High quality Bluethooth 5.0, excellent sound and stable connection
3. Support wireless charging
LOved that Airpods. Original Joyroom Airpods. Best quality sound and features. Highly recommended product. Fast next day delivered after ordered. Best services by telectronics. Keep it up.