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JA-70A Series 
| JA-70A Series | ||||
| JA-6570A | JA-4270A | JA-5270A | JA-6970A | |
| 6.5"2WAY rubber edge/PP cone | 4"2-way rubber edge/PP cone | 5.25"2-way rubber edge/PP cone | 6X9"3-way rubber edge/PP 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 | 70X15(8oz) | 70X10(5.3oz) | 70X12(6.4oz) | 90X15(14oz) |
| Sensitivity | 88dB ±3dB | 87dB ±3dB | 87dB ±3dB | 89dB ±3dB |
| Max power | 140W | 100W | 120W | 180W |
| Tweeter/Midrang | 0.5"MYLAR | 0.5"MYLAR | 0.5"MYLAR | 0.5"MYLAR/2.36"MYLA |
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