| JA-6344A | JA-4344A | JA-5344A | JA-6944A | |
| 6.5"3-way rubber-edge PP cone | 4"3-way rubber-edge PP cone | 5.25"3-way rubber-edge PP cone | 6*9"3-way rubber-edge PP cone | |
| Voice coil | ASV25.9(1") | ASV19.45(0.76") | ASV19.45(0.76") | ASV25.9(1") |
| Impedance | 4 Ohm | 4 Ohm | 4 Ohm | 4 Ohm |
| Magnet | 70X15(8oz) | 60X10(3.7oz) | 70X10(5.3oz) | 80X15(11oz) |
| Sensitivity | 87dB ±3dB | 84dB ±3dB | 88dB ±3dB | 87dB ±3dB |
| Max power | 120W | 60W | 80W | 140W |
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