Bluetooth Headphones, Xawy-True Wireless Earbuds, Lightweight Wireless Headphones in-Ear Stereo Sound Noise Cancelling 2 Built-in Mic Bluetooth Headset with Charging Case Excellent Bluetooth technology: using V4.2 + EDR high version low power Bluetooth chip, can connect multiple Bluetooth devices, let you enjoy Fidelity sound, fast pairing speed and stable connectivity, up to 10 meters remote range, with built-in Mic, great for hands-free call, listening to music, news, friends chatting, or working use. Interesting Usage: Support the use of left or right headphones alone, that is, two single-sided Bluetooth headphones; if you choose binaural mode, you can enjoy both left and right channel stereo, dynamic music around your ears. Two modes can meet your needs in various situations. Humanize DesignedWeight only 6g, lightweight and secure, comfortable fit with most shape of ears. While you moving around or working out won't popping off. Ergonomic design allows for ultimate wearing comfort to match your active lifestyle like driving, running, biking, training, jogging, hiking, exercising. Long Battery Life: Built-in 50 mAH Polymer battery, allowing you to enjoy your music for a long time up to 3-4 hours, up to 4 hours of talking time, Portable charging case built-in 300mAh battery supports 6 times fully charging for the wireless earbuds.During the charging process, the indicator light will turn red, and after full charge, the indicator light will turn blue. What You Get1 Bluetooth sports earphones , 1 charging cable, 1 user manual and our 12 months worry free warranty. If you have any questions, please feel free to contact me and I will give you a satisfactory answer.