Clear calls and stable connection Bluetooth 5.3 ensures clearer sound and a stable wireless connection for hands calls and music playback. Enjoy conversations that feel natural and uninterrupted performance during use. Led charging case and long standby LED charging case with a builtin 500 mAh battery. Earbuds fully charge in about 1 hour. The charging case provides about 7 to 8 full charges for the wireless earbuds. 180 hours of standby time for convenient longterm readiness. Comfortable inear design Ergonomic inear design fits both left and right ears comfortably. Flexible ear hook can rotate for a secure fit. Lightweight and comfortable enough to wear for extended periods. Mute function and voice control Builtin microphone supports voice assistants and hands operation. Answer or reject incoming calls and mute the headset as needed. Mute/unmute is easily done with the dedicated mute button. Compatibility and performance Works with Bluetoothenabled devices such as phones, tablets, and laptops. Designed for reliable performance with clear audio during calls and music playback. Use scenarios Commute or travel: enjoy clear calls and music without wires while on the move. Remote work or online meetings: keep both ears for productive collaboration. Exercise and workouts: secure, lightweight fit stays in place during activity while delivering reliable sound.