CCA CCA-C10 3.5mm Gold Plated Plug Ten Unit Hybrid Wire-controlled In-ear Earphone, Type:without Mic(Charm Black)

1. One side 1 dynamic 4 balanced armature configuration2. Mid & high frequency balanced armature unit3. Large dynamic low distortion dynamic unit4. Flexible interpretation of various types of music5. Ergonomic design, comfortable wearing experience6. 3.5mm gold plated plug7. Frequency: 7-40000Hz8. Sensitivity: 32Ohm9. Impedance: 108dB