Left and right ears have separate touch controls for easy, precise operation. The design is comfortable to wear with no pressure and no sense of restraint. diaphragm speaker unit with balanced adjustment technology and meticulous tuning delivers clear layering and richer details in audio. Dual 5.3 Bluetooth transmission solution provides faster transmission and up to 99% improved signal stability. It minimizes dropouts, resists wind, reduces noise, and delivers clearer voice to the other party. Compatibility and performance Works with Bluetoothenabled devices, leveraging the dual 5.3 Bluetooth transmission for stable connections and clear calls. Use scenarios Daily calls on the move: commuting, walking, or traveling where reliable, hands communication is important. Remote work or online meetings: stable wireless connection, clear voice pickup, and intuitive touch controls for quick audio management. Outdoor activities in windy environments: wind resistance and noise reduction help keep your voice clear for teammates or contacts.