- 品牌/型号：BESTAR/BMS40-12B-8H5.0
1. | Impedance(at 1.0kHz) | 16±15％Ω |
2. | Rated Input Power | 0.25W |
3. | Maximum Input Power | 0.5 W |
4. | Resonance Frequency | 450±20％Hz |
5. | Frequency Response | F0～5KHz |
6. | Output SPL | 85±3dB/1m1 W at 600,800,1k.1.2KHz Average |
7. | Distortion（at1kHz,0.25W） | ≤5％ |
8. | Buzzes & Rattles | Must be normal at sine wave 2.0V |
9. | Operating Temperature | -20～+50℃ |
10. | Storage Temperature | -25～+60℃ |
窄频带低频超薄铁壳内磁扬声器喇叭，适用于人语重放，报警，发音清晰，使用寿命长