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Alesis Harmony 61 Pro specs
Arranger keyboard specs verified against manufacturer documentation.
Brand: Alesis
5.6/ 10
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580 sounds, 64-note polyphony and USB audio in a 5.1 kg portable - a starter board with touch response, not a piano.
#72 of 79 arranger keyboards · full ranking| Status | current |
|---|---|
| Keys | 61 |
| Key action | 61 full-size keys with user-adjustable touch response |
| Polyphony | 64 |
| Sounds / presets | 580 |
| Weight | 5.1 kg |
| Bluetooth | No |
| USB audio | Yes |
| Pedals | Sustain pedal input (1/4" jack) |
| USB to host | yes |
| Dimensions (W×D×H) | 946 × 360 × 118 mm |
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Spec source: alesis.com — verified 2026-10-10