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417455
Newly developed in-the-ear Hi-Fi headphone in series of protector outside diameter φ15.8, φ16.4 & φ17mm.| Type | Dynamic |
| Impedance | 32.0Ω ±30% | Nominal Power | 4mW |
| Maximum Power | 10mW |
| Sound Pressure Level | 95dB ±3dB |