JA-6257A | JA-4257A | JA-5257A | JA-6957A | |
6"2-wayrubber edge IMPP cone | 4"2-wayrubber edge IMPP cone | 5"2-wayrubber edge IMPP cone | 6*9"3-wayrubber edge IMPP cone | |
Voice coil | ASV25.9(1") | ASV25.9(1") | ASV25.9(1") | ASV25.9(1") |
Impedance | 4 Ohm | 4 Ohm | 4 Ohm | 4 Ohm |
Magnet | 80*15(11oz) | 70*12(6.4oz) | 70*15(8oz) | 100*18(20oz) |
Sensitivity | 88dB ±3dB | 86dB ±3dB | 87dB ±3dB | 90dB ±3dB |
Max power | 140W | 80W | 100W | 180W |
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