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30A-Series 
| JA-6330A | JA-4330A | JA-5330A | JA-6930A | |
30A-Series in rubber-edge black grass lawn paper cone 1.5"Neodymium Tweeter | 30A-Series in rubber-edge black grass lawn paper cone 1.5"Neodymium Tweeter | 30A-Series in rubber-edge black grass lawn paper cone 1.5"Neodymium Tweeter | 30A-Series in rubber-edge black grass lawn paper cone 1.5"Neodymium Tweeter | |
| Voice coil | ASV25.9(1") | ASV25.9(1") | ASV25.9(1") | ASV25.9(1") |
| Magnet | 80*12(8.8oz) | 70*10(5.3oz) | 70*12(6.4oz) | 100*18(11oz) |
| Sensitivity | 87dB±3dB | 84dB±3dB | 85dB±3dB | 88dB±3dB |
| Max power | 120W | 60W | 70W | 180W |
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