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Loudspeaker 57mm YD57-37-4N12M-R 22mm shielding magnet cover Full Range Waterproof Speaker Drivers-Changzhou Esuntech Co Ltd
| Model | YD57-37-4N12M-R |
| Dimension: | Φ57*16H mm |
| Cone Material: | PET |
| Edge: | Paper |
| Nominal Power: | 2W |
| Maximum Power: | 3W |
| Impedance: | 4Ω±15%Ω |
| Voice coil: | Φ13.28mm KSV+Cu |
| Fo: | 500±20% |
| Response: | Fo~4.5KHZ |
| S.P.L: | 90±3dB(AT 0.1W/0.1M,Average of 0.6,0.8,1.0,1.2 KHz) |
| Magnet Size: | Φ12*2mm |
| Net weight: | 30g±8% |
