| Model | KS-3120 | KS-3180 | KS-3250 |
| Power 8Ω | 2×120W | 2×180W | 2×250W |
| Power 4Ω | 2×180W | 2×250W | 2×380W |
| Frequency response | 20Hz-20KHz, ±0.5dB | ||
| THD+N | ≤0.05% | ||
| Size rate | 10V/US | 10 V/US | 10 V/US |
| Damping factor | >100 | >100 | >200 |
| Output circuitry | Class AB | Class AB | Class AB |
| Signal to noise ratio | ≥85dB | ≥86dB | ≥90dB |
| Cross talk | ≥45dB | ≥45dB | ≥48dB |
| Input impedance | 0.16v | 0.18v | 0.20v |
| Cooling | / | ||
| Amplifier protection | Short circuit , themal ,over load , clip limiter, DC voltage | ||
| Dimension(mm) | 430*340*132 | 430*340*132 | 430*340*132 |