?LED Power Display and Exquisite Appearance?The dual digital LED power display on the surface accurately showing the remaining power of charging case and earbuds. When charging the case, the LED will start flashing from 1 to 100 until fully charged. Charging begins when the earbuds are placed in the charging case. The exterior is 100% matte spray coating, creates a delicate touch and a exquisite appearance. | ?Active Noise Cancellation and Low-latency?The ANC + ENC Tecnhology can block 90% noise up to 40dB. Active Noise Cancellation helps you stay focused at all times by blocking out unwanted sound; helps you communicate more clearly when playing games or talking on the phone.Low-latency Ambient Sound mode picks up the sounds you want to hear, so you always have the perfect audio level for every moment | ?Hi-Fi Stereo Surround Sound and Clear Call?13mm Large-Size dynamic speaker makes you enjoy the music deeply. Combined with stereo sound, these noise cancelling headphones offer a crisp and clear sound and amazing booming bass.There is almost no delay in the gaming/watching videos. Pictures and bluetooth headset sound are synchronized. Take you much better using experience. | ?Smart Auto-Pairing and Charge Anywhere?Just take out the Bluetooth earphones from charging case and they will automatically connect the paired device(After the fist pairing). 6-8 hours Music Playtime, 4 hours Talk time, totally playtime up to 30+ hours using with charging case. Note: When pairing the earbuds with a new device, please check if it is being used with another device connected, otherwise, you need to disconnect them first, and then pair the new device. | ?3 Sizes Earbuds Cushions and Comfortable Fit Design?The half in-ear design with an angle of 108 degrees, which makes the earbuds comfortable and stable to wear. 3 sizes earbuds cushions available for different ears, and the ergonomic streamlined design provides comfort, so you can listen to music undisturbed during exercise, working, running, walking, traveling.