Good sound Nd-Fe-B magnet raw audio speaker 40mm 4ohm 3w speaker unit
| Specification | |
|---|---|
| Speaker | Mini speaker |
| Model | 40APU04 |
| Diameter | (Dia )40MM*19.6MM (H) |
| Rated power | 3.0 watt Max 4.0 watt |
| Nominal Impedance | 4 Ohm±15% |
| Lowest Resonance Frequency | 255±20% HZ |
| Output Sound Pressure Level(S.P.L) | 95± 3db. |
| Effective Frequency Band | F0-20KHZ ,Average SPL±10db |
| Certificate |  |
