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Loudspeaker 57mm YD57-47-4F32M-R Full Range Waterproof Speaker Drivers-Changzhou Esuntech Co Ltd
| Model | YD57-47-4F32M-R |
| Dimension: | Φ57*18H mm |
| Cone Material: | PET |
| Edge: | Paper |
| Nominal Power: | 3W |
| Maximum Power: | 5W |
| Impedance: | 4Ω±15%Ω |
| Voice coil: | 13.28mm PL+Cu |
| Fo: | 550±20% |
| Response: | Fo~5KHZ |
| S.P.L: | 95±3dB(AT 0.1W/0.1M,Average of 0.6,0.8,1.0,1.2 KHz) |
| Magnet Size: | Φ32*18*6mm |
| Net weight: | 50g±8% |
