| JAC-511A | |
| 5.25" rubber edge/IMPP cone | |
| Voice coil | KSV25.9(1") |
| Impedance | 4 Ohm |
| Magnet | 80x15mm(10oz) |
| Sensitivity | 88B ±3dB |
| Max power | 180W |
| Tweeter | 19mm(0.75")Silk dome |

| JAC-511A | |
| 5.25" rubber edge/IMPP cone | |
| Voice coil | KSV25.9(1") |
| Impedance | 4 Ohm |
| Magnet | 80x15mm(10oz) |
| Sensitivity | 88B ±3dB |
| Max power | 180W |
| Tweeter | 19mm(0.75")Silk dome |