spring ii
  1. BQEYZ Spring II

    BQEYZ Spring II

    BQEYZ Spring 2 1BA + Piezoelectric Ceramic + Dynamic Driver Hybrid 2Pin 0.78mm HiFi In-Ear Earphones Description Structural analysis Balanced armature, 13mm bionic diaphragm dynamic driver, 9 layers of nano piezoelectric ceramics. Coaxial dual-cavity patent dynamic ceramic horn...
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