40 hours of playback time: The powerful battery supports up to 5 hours of playback time on a fully charged sports headset. Together with the portable wireless charging case, the total playing time can reach 40 hours. Charging time of only 1 hour Quality stereo music and clear calls: Featuring 13mm speakers and the latest audio analysis technology, these headphones balance audio and clarity with crisp highs, clear mids and rich, stunning bass, making them truly ideal for music lovers. The built-in microphone captures your voice accurately and reduces external ambient noise so you have a clear and loud call, just like talking face-to-face. Stress-free Touch Control: With a sensitive touch interface, the H06 earbuds can largely reduce the pressure on your ears when you touch the buttons for various functions. You can touch any of the earbuds to control your phone without reaching into your pocket: music on/off, pause/play, volume +/-, call, voice assistant, etc. His sweat-proof feature protects the earbuds from damage caused by sweat and light raindrops, even during intense exercise! Ultra-lightweight and pocketable: at just 0.1kg per Bluetooth headset, they are comfortable to wear. In addition, the smooth and compact housing fits in your pocket or handbag. Ergonomically designed to fit snugly in each ear, these semi-in-ear headphones are perfect for workouts, biking, running, gaming, travel and business. Step out of the tangle of wired headphones and enjoy the freedom to move around all day.