Hubei Yiming Electronics Technology Co., Ltd.
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| Speaker size | 4 inches (10cm) |
| RMS | 40W |
| Peak power | 80W |
| Impedance | 4 Ohms |
| Sensitivity | 89 db (1W/1M) |
| Frequency response | 90-20Khz |
| Cone material | Glass fiber |
| Voice coil | 30mm |
| Fo | 120Hz |
| Compatibility | C/E/S/GLC class |