Roland HP-704

The Roland HP-704 is a premium upright digital piano that combines refined design, superb sound quality, and an authentic piano feel. With advanced technologies and a sophisticated cabinet, it is designed for pianists who expect excellence in their home instrument.

The HP-704 features Roland’s SuperNATURAL Piano Modeling for expressive, responsive sound. The 324 voices offer a wide palette of tones, and the PHA-50 hybrid (wood + plastic) keyboard provides a realistic, durable touch. Its four-speaker Acoustic Projection system offers powerful, room-filling sound with clarity and nuance.

• Sound: SuperNATURAL Piano Modeling
• Polyphony: Unlimited (piano) / 384 (other tones)
• Voices: 324 instrument voices
• Keyboard: 88-key PHA-50 (hybrid wood/plastic) with escapement
• Pedals: Progressive damper, soft, sostenuto (continuous detection)
• Speaker System:
  • Cabinet + near-field: 2 × (12 cm + 2.5 cm coaxial)
  • Spatial: 2 × 5 cm
• Power: 25 W × 2 + 5 W × 2
• Bluetooth: Audio via BT 3.0 / MIDI via BT 4.0
• Display: OLED 128 × 32 pixels
• Connections: USB-B (MIDI & audio), USB-A (memory), audio in/out, headphone (¼" + ⅛")
• Dimensions (with stand): 1,377 mm W × 468 mm D × 1,113 mm H
• Weight (with stand): ~59.5 to 61.0 kg (varies by finish)

Thanks to its powerful hardware, flexible software features (resonance editing, temperament settings, responsiveness), and modern conveniences (Bluetooth connectivity, file storage, app integration), the HP-704 is a highly capable instrument for home, studio or serious pianists seeking a long-term digital piano solution.