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| Diameter： | 57mm(2.25 inch) |
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| Height： | 11.5mm(0.45 inch) | |
| Nominal Impedance： | 45Ω±15% | |
| Resonance Frequency： | 400Hz ±20% | |
| Frequency Response | 400-5000Hz 10dB | |
| Sound Pressure Level： | 80dB(1W/1M) | |
| Nominal Power： | 0.3W | |
| Maximum Power: | 0.5W | |
| Net Weight: | 14.5g |
