NS-570
| Brand | Yamaha |
| Manufacturer | Nippon Gakki Co. Ltd. |
| Function | Speaker |
| Produced | 1973 |
| Country | Japan |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 43 × 111 × 34 cm (W × H × D) |
| Weight | 40kg |
| Frequency Response | 50Hz-20kHz |
| Treble | 3" Horn (Yamaha JA-0506B) |
| Midrange/Bass | 15"x20" Polystyrene (Yamaha JA-3504B) |
| Impedance (Nominal) | 8Ω |
| Crossover Frequency | 5kHz |
| Power Handling (Music DIN) | 45W |
| Enclosure Construction | Particleboard |
| System Resonance | 50Hz |
| Finish | White |
| MSRP (1973) | $500 |