RS-B57R
| Brand | Technics |
| Function | Cassette Deck |
| Produced | 1984 |
| Country | Japan |
| Form Factor | Standard Width |
| Signal Path | Analog Hardware |
| Dimensions | 43 × 9.8 × 27.5 cm (W × H × D) |
| Weight | 4.9 kg |
| Wow and Flutter | 0.05% (WRMS) |
| Power Consumption | 25 W |
| Brand | Technics |
| Function | Cassette Deck |
| Produced | 1984 |
| Country | Japan |
| Form Factor | Standard Width |
| Signal Path | Analog Hardware |
| Dimensions | 43 × 9.8 × 27.5 cm (W × H × D) |
| Weight | 4.9 kg |
| Wow and Flutter | 0.05% (WRMS) |
| Power Consumption | 25 W |