Smart touch control avoids false touches by a large margin. It is handy to operate, and is more comfortable to wear. Binaural HD Call: Binaural call, high-quality noise-cancelling microphone, as clear as an face to face talk.Draw-Out Magnetic Absorption: The draw-out magnetic absorption design of the charging compartment, each draw-opening is a unique experience.Distinguish Between Left & Right Ears: Ergonomic ear fitting, distinguish between the left and right ears to wear, the fit ear is more closed, the noise is isolated, the wearing is more comfortable and stable.