Stereo 400 Series II
| Brand | Dynaco |
| Manufacturer | Panor Corporation |
| Function | Amplifier, Power |
| Produced | 1994 |
| Form Factor | Standard Width |
| Signal Path | Analog Hardware |
| Dimensions | 43.2 × 8.9 × 31.1 cm (W × H × D) |
| Weight | 29lbs |
| Frequency Response | 10Hz-100kHz ±1dB |
| Output Power (8/4Ω) | 200/300W |
| Output Power (Bridged, 8Ω) | 600W |
| Dynamic Headroom | 1.2dB |
| THD (20Hz-20kHz) | 0.05% |
| SNR | 125dB |
| Damping Factor | 120 |
| Channel Separation | 75dB |
| MSRP (1994) | $795 (MSRP (1995): $999) |
| Channels | 2 Channel |