3.6g incredibly light: The charging case has a simple, elegant design. Because each earbud weighs only 3.6g, they provide lightweight comfort and lessen ear canal pressure. 10mm large dynamic driver: Xiaomi Acoustic Lab has optimized the 10mm large dynamic driver to improve performance and provide you with an amazing sound experience. Five EQ modes: Five preset EQ modes for rich, detailed, full, and captivating sounds. provides exceptional sound quality to satisfy the demands of a wide range of listeners while still satisfying personal preferences. AI noise reduction for calls: Even in noisy environments, the AI voice algorithm can successfully reduce background noise because it can distinguish between human voices and background noise. No matter where you are, you can clearly hear conversations.