| JAM-3B | |
| 3" rubber edge/net-mesh glass fiber compound paper cone | |
| Voice coil | KSV25.5(1") |
| Impedance | 4 Ohm |
| Magnet | NdFeB 55 |
| Sensitivity | 89dB ±3dB |
| Max power | 70W |
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| JAM-3B | |
| 3" rubber edge/net-mesh glass fiber compound paper cone | |
| Voice coil | KSV25.5(1") |
| Impedance | 4 Ohm |
| Magnet | NdFeB 55 |
| Sensitivity | 89dB ±3dB |
| Max power | 70W |