Sound Generator
Piano Sound: SuperNATURAL Piano Modeling
Max. Polyphony: Piano: Limitless (solo playing using ‘Piano’ category tones), Other: 384
Tones: Total 324 Tones
Keyboard
PHA-50 Keyboard: Wood and Plastic Hybrid Structure, with Escapement and Ebony/Ivory Feel (88 keys)
Pedal
Progressive Damper Action Pedal (Damper pedal: capable of continuous detection, Soft pedal: capable of continuous detection/function assignable, Sostenuto pedal: function assignable)
Speaker System
Speaker System: Acoustic Projection
Speakers: Cabinet + Near-field Speakers: 12 + 2.5 cm (5 + 1 inches) x 2 (Coaxial Speaker), Spatial Speakers: 5 cm (2 inches) x 2
Rated Power Output: 25 W x 2, 5 W x 2
Headphones
Effect: Headphones 3D Ambience
Tuning, Voicing
Touch Sensitivity: Key Touch: 100 types, fixed touch, Hammer Response: 10 types
Master Tuning: 415.3–466.2 Hz (adjustable in increments of 0.1 Hz)
Temperament: 10 types (Equal, Just Major, Just Minor, Pythagorean, Kirnberger I, Kirnberger II, Kirnberger III, Meantone, Werckmeister, Arabic), selectable temperament key
Effects: Brilliance, Ambience
Piano Designer: Lid, Key Off Noise, Hammer Noise, Duplex Scale, Full Scale String Resonance, Damper Resonance, Key Off Resonance, Cabinet Resonance, Soundboard Type, Damper Noise, Single Note Tuning, Single Note Volume, Single Note Character
Internal Songs
US: Total 392 songs
Other: Total 382 songs
Listening: 15 songs
Ensemble: 30 songs
Entertainment: 20 songs
Easy Piano: 10 songs (US only)
Do Re Mi Lesson: 30 songs
Lesson: 287 songs (Scale, Hanon, Beyer, Burgmuller, Czerny 100)
Data Playback
Playable Software: Standard MIDI Files (Format 0, 1), Audio File (WAV: 44.1 kHz, 16-bit linear format, MP3: 44.1 kHz, 64 kbps – 320 kbps, requires USB Flash Memory)
Recorder
Recordable Software: Standard MIDI Files (Format 0, 3 parts, Approx. 70,000 notes memory), Audio File (WAV: 44.1 kHz, 16-bit linear format, requires USB Flash Memory)
Bluetooth
Audio: Bluetooth Ver 3.0 (Supports SCMS-T content protection)
MIDI: Bluetooth Ver 4.0
Compatible Android / iOS Apps (Roland)
Piano Every Day
Piano Designer
Convenient Functions
Metronome (adjustable Tempo/Beat/Down beat/Pattern/Volume/Tone)
Registration
Dual
Split
TwinPiano (with Individual Mode)
Transpose (in semitones)
Speaker volume and Headphones volume automatically select function
Volume limit function
Panel Lock
Auto Off
Cabinet
Music rest: Tilt Adjustable (3 levels), with Music holders
Key cover: Slide type, with Keyboard Lid Switch and Classic Position
Other
Display: Graphic OLED 128 x 32 dots
Connectors: DC In jack, Input jacks: Stereo miniature phone type, Output (L/Mono, R) jacks: 1/4-inch phone type, USB Computer port: USB B type, USB Memory port: USB A type, Phones jack x 2: Stereo miniature phone type, Stereo 1/4-inch phone type,
Power Supply: AC adaptor
Power Consumption: 13W (12W–30W)
Accessories: Owner’s Manual, Leaflet “USING THE UNIT SAFELY”, The collection of scores “Roland Piano Masterpieces”, AC adaptor, Power cord, Headphone hook
Option (sold separately): Headphones
Size (including piano stand, with music rest)
Width: 1,377 mm, 54-1/4 inches
Depth: 468 mm, 18-7/16 inches
Height: 1,113 mm, 43-7/8 inches
Size (including piano stand, when folding down the music rest)
Width: 1,377 mm, 54-1/4 inches
Depth: 468 mm, 18-7/16 inches
Height: 957 mm, 37-11/16 inches
Weight (including piano stand)
HP704-PE: 61.0 kg, 134 lbs 8 oz
HP704-CH, HP704-DR, HP704-LA, HP704-WH: 59.5 kg, 131 lbs 3 oz
