Exceptional Sound Quality: Experience a wide frequency range from 20Hz to 20KHz, ensuring every note is delivered with unparalleled clarity and depth.Powerful Speaker Driver: Equipped with a 10mm speaker driver, these earphones deliver a powerful audio punch, bringing your music and calls to life.Sensitivity at its Best: The speaker sensitivity of 42±3dB ensures that even the subtlest nuances in your audio are captured, providing a truly immersive listening experience.