High level big power audio speaker 20x40mm 4 ohm 3 watt micro speaker driver
| Specification | |
|---|---|
| Speaker | Audio speaker |
| Model | 4020CB04R |
| Diameter | 40x20mm |
| Rated power | 3.0 watt Max 3.5 watt |
| Nominal Impedance | 4 Ohm±15% |
| Lowest Resonance Frequency | 855±20% HZ |
| Output Sound Pressure Level(S.P.L) | 101± 3db. |
| Effective Frequency Band | F0-16KHZ ,Average SPL±10db |
| Certificate |  |
