Premium look and authentic piano touch with four-speaker audio system

The HP704 provides the style, performance, and pristine sound projection you’d expect from a premium studio piano. With its sleek, sophisticated cabinet design, this digital piano makes a statement wherever you play it—and a range of finishes ensures it fits in anywhere. The advanced PHA-50 keyboard, onboard tutorial features, and Bluetooth connectivity with music apps mean you’ll always be inspired to play, explore and improve. And the tall, elegant cabinet houses a powerful four-speaker audio system that delivers dynamic, room-filling sound as you perform—or while you relax by streaming your favorite tunes.

• Authentic acoustic tone from Roland’s SuperNATURAL Piano Modeling technology
• Express yourself with the PHA-50 Keyboard and Progressive Damper Action pedals
• Acoustic Projection System with four speakers that work together to recreate the deep, rich sound field of an acoustic piano
• Headphones 3D Ambience for an immersive and realistic playing experience when practicing with headphones
• Includes a large and versatile collection of non-piano sounds such as electric piano, strings, organ, and many others
• Simple and modern luxury cabinet design featuring elegant front legs and sophisticated curves
• Connect your smartphone or tablet via Bluetooth® and practice piano with audio from apps routed through the piano’s speaker system
• Compatible with the Piano Every Day app, which encourages you to play the piano more often

Sound GeneratorPiano Sound

Piano Sound: SuperNATURAL Piano Modeling

Max. Polyphony

Piano: Limitless (solo playing using ‘Piano’ category tones)
Other: 384

Tones

Total 324 Tones

KeyboardKeyboard

PHA-50 Keyboard: Wood and Plastic Hybrid Structure, with Escapement and Ebony/Ivory Feel (88 keys)

PedalPedal

Progressive Damper Action Pedal (Damper pedal: capable of continuous detection, Soft pedal: capable of continuous detection/function assignable, Sostenuto pedal: function assignable)

Speaker SystemSpeaker 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

HeadphonesHeadphones

Effect: Headphones 3D Ambience

Tuning, VoicingTouch 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 SongsInternal 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 PlaybackPlayable 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)

RecorderRecordable 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)

BluetoothBluetooth

Audio: Bluetooth Ver 3.0 (Supports SCMS-T content protection)
MIDI: Bluetooth Ver 4.0

Compatible Android / iOS Apps (Roland)Compatible Android / iOS Apps (Roland)

Piano Every Day
Piano Designer

Convenient FunctionsConvenient 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

CabinetCabinet

Music rest: Tilt Adjustable (3 levels), with Music holders
Key cover: Slide type, with Keyboard Lid Switch and Classic Position

OtherDisplay

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