KZ BA10 Sound Isolating Earphones with microphone (Gold/Red)

METAL CAVITES MADE OF ALUMINUM ALLOY-Select the whole aviation alumium and processed by CNC technology. It takes 4-5 hours to finish a set of pure metal earphone shell. SELF-CUSTOMIZED SINGLE-SIDED 5 BALANCED ARMATURE-Each of the 5 BA units has their division of labor. Complementary advantages, to achieve stunning sound quality performance.