Features: Intelligent Noise Reduction: Even when you are in a noisy environment, this headset allows you to talk clearly as if you were communicating face-to-face, without being affected by noise. Long Lasting Life: Intelligent fast-charging technology, a full charge lasts longer, talk time up to 30 hours, so your work life say goodbye to frequent charging. Lightweight and Convenient: The use of lightweight original, will not bring pressure to the ear, comfortable to wear, can easily listen to songs all day. Fingerprint Touch: Just a click of the fingertips can achieve rapid recognition, easy to understand the operation, say goodbye to the tedious. After-service: If you have any questions after receiving the product, please feel free to contact us and we will provide you with a satisfactory answer. Specification: Bluetooth-compatible Version: 5.0 Transmission Range: 10m Call Duration: 26-30H Charging Time: 45min