| JAC-683 | |
| 6.5'' rubber edge IMPP cone | |
| Voice coil | KSV25.9 (1") |
| Impedance | 4 Ohm |
| Magnet | 80*15(11oz) |
| Sensitivity | 90dB ±3dB |
| Max power | 180W |
| Treble configuration | 19mm(0.75")silk dome |




| JAC-683 | |
| 6.5'' rubber edge IMPP cone | |
| Voice coil | KSV25.9 (1") |
| Impedance | 4 Ohm |
| Magnet | 80*15(11oz) |
| Sensitivity | 90dB ±3dB |
| Max power | 180W |
| Treble configuration | 19mm(0.75")silk dome |