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| 1.SPECIFICATION | ||
| Speaker | ||
| 1 | Dimension | Φ40*H20mm |
| 2 | Impedance | 4Ohm ±20% at 1.0KHz |
| 3 | Rated Input Power | 4.0W |
| 4 | Max Input Power | 5.0W |
| 5 | Lowest Resonance Frequency | 300±20%Hz |
| 6 | Audible Noise | The input power shall be set at rated noise power(4.0W). Using an audio oscillator sweep from F0 to 20KHZ in free air. There shall be no buzzes,rattles,nor spurious noises. |
| 7 | Sound Pressure Level | 98±3dB SPL(0.1m,1.0W) at 1.0KHz (0dB SPL=20μPa) |
| 8 | Distortion | Less exceed≤10% at 1.0KHz |
| 9 | Operating Temperature | -20℃ to + 60℃ |
| 10 | Store Temperature | -30℃ to +70℃ |
2. Dimensions | ||
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