fiio fh3 triple drive(1 dynamic + 2 knowles ba) in-ear hifi earphones with high resolution,bass sound, high fidelity for smartp

[Get the bass]:The 10mm beryllium-plated diaphragm dynamic driver in the FH3 earphones was specifically chosen for its superior acoustic properties. The beryllium-plated diaphragm is not only light and thin but is also extremely rigid, allowing for thunderous yet lightning quick, responsive and dynamic bass. [Get the mid and high]:The FH3 headphones which is two Knowles drivers paired with a beryllium-plated dynamic driver ,placed near the opening of the sound tube, controlled by a physical + electronic frequency crossover system masterfully cover the entire frequency response range. High-frequencies: the Knowles RAD-33518 driver provides extremely clear sound with well-extended yet smooth treble. Mid-frequencies: the ED-30262 gives sweeter and fuller vocals as well as a wider soundstage. [S.TURBO acoustic design & balanced pressure relief technology]:The longer and smoother turbine-inspired sound tubes effectively filter unwanted high frequencies, giving one deeper and harder-hit