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LED Digital Display & 50H Play Time – The digital LED power display on the outside of the case facilitates easily manage of power, and the 400mAh battery capacity of the charging case provides five full charges for both 40mAh Bluetooth earbuds, each lasting play to five hours on a single charge. hence by taking turns, true wireless earbuds can keep up with your rhythm for 50 hours long.
Easy Pairing – Stereo mode and single earbud mode are available at your choice. Simply take the earbuds (just one or both) out of the charging case, close the case, and then open your phone’s Bluetooth list to search and click “A1”, and the earbuds will connect to your phone.

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Reduces most environmental noise: Infurture Noise Cancelling Headphones adopts the latest noise reduction technology, a combination of active noise reduction and passive noise reduction, which can detect and eliminate a wider range of low and intermediate frequency noise, such as car and aircraft engines and Busy office.
USB-C Fast Charging Function for 40H Playtime: 10 minutes of charging can provide you with 2 hours of listening time. You can enjoy a noise-free world for up to 40 hours. Note: If you do not use Bluetooth Headphones, please turn off ANC to avoid power consumption.