φ 0.39 inches (9.8 mm) SOLID BASS HD driver with excellent transient characteristics for reproducing crisp bass.
High precision magnetic circuit that increases magnetic power designed to increase driving and braking power and achieve heavy bass reproduction.
Large-aperture sound conduit improves sound transmission efficiency, supports high-resolution sound sources, adjusts the inner diameter of the conduit and the height of the earpiece to allow more high-frequency components.
Small body for high sealing properties and wearability.