Comfortable to Wear: Perfect for training, running and sports, the open-ear wireless earbuds avoid discomfort caused by the in-ear design and allow stable wearing on the ear hooks.Clear Sound and Microphone: Utilizes noise canceling technology to provide a perfect listening environment, open-back wireless earbuds have HD audio output and microphone for clear sound.Comfortable use: Contains a practical 400 mAh charging case, the noise-cancelling earbuds allow for a long standby time of up to 300 hours and easy charging.Functional touch control design: The wireless over-ear headphones make it convenient to use touch gestures to adjust volume, skip tracks, play and pause music, and answer and end calls.Convenient to pair: Before connecting to your cell phone, the wireless earbuds will automatically pair with each other after taking them out of the charging case.