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Roland HP-504 specs
Digital piano specs verified against manufacturer documentation.
Brand: Roland
6.8/ 10
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PHA-4 Premium keys and 350 tones, but only 12 W of speakers - the quiet rung of the 2014 HP line.
#124 of 242 digital pianos · full ranking| Status | legacy |
|---|---|
| Keys | 88 |
| Key action | 88 keys (PHA-4 Premium Keyboard: with Escapement and Ivory Feel) |
| Polyphony | 128 |
| Sounds / presets | 350 |
| Speakers | 12 W |
| Weight | 51.5 kg |
| Bluetooth | No |
| USB audio | No |
| Pedals | Damper (Progressive Damper Action Pedal, capable of continuous detection), Soft (capable of continuous detection), Sostenuto |
| Sound engine | SuperNATURAL Piano Sound |
| USB to host | yes |
| Released | 2014 |
| Discontinued | 1 |
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Spec source: www.roland.com — verified 2026-10-10