| Form Factor | Standard Width |
| Signal Path | Hybrid Analog / Digital Hardware |
| Dimensions | 43 × 12.9 × 33.3 cm (W × H × D) |
| Weight | 8.1kg |
| Power | 220V |
| Frequency Response | 2Hz to 20kHz |
| Disc format | CD |
| Digital converter | 4 x PCM56P-J, 16 bit linear |
| CD Mechanism | SOAD60A |
| Dynamic range | 100dB |
| Signal to Noise Ratio | 113dB |
| Channel separation | 110dB |
| Total harmonic distortion | 0.0025% |
| Line output | 2.5V |
| Digital outputs | coaxial, optical |
| Links | https://www.hifiengine.com/manual_library/technics/sl-p990.shtml |