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General| Type | Portable Keyboard |
|---|---|
| Brand | Yamaha |
| Model | PortaSound PSS-680 |
| Number of Keys | 61 |
| Sequencer | Yes |
| Speakers | Yes |
| Display | LCD |
| Effects | Reverb, Chorus |
| Power Supply | Batteries or AC adapter |
| Polyphony | 12 |
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