Piano Sound: SuperNATURAL Piano Modeling technology
Max Polyphony: Piano: Limitless (solo playing using 'Piano' category tones); Other: 384 voices
Tones: 324 onboard sounds, including electric pianos, strings, organs, and more citeturn0search4
Keys: 88 keys (PHA-4 Standard Keyboard with Escapement and Ivory Feel)
Touch Sensitivity: 100 types, plus fixed touch
Hammer Response: 10 types
Progressive Damper Action Pedal:
Damper pedal: continuous detection
Soft pedal: continuous detection/function assignable
Sostenuto pedal: function assignable citeturn0search4
Speakers: Two 4-3/4 inch speakers
Rated Power Output: 14 W x 2
Headphones 3D Ambience: Provides an immersive and realistic playing experience when practicing with headphones citeturn0search1
Audio: Yes
MIDI: Yes
Roland's Piano Every Day app citeturn0search1
Playable Software: Standard MIDI Files (Format 0, 1); Audio Files (WAV: 44.1 kHz, 16-bit linear format; MP3: 44.1 kHz, 64 kbps - 320 kbps, requires USB flash drive)
Recordable Software: Standard MIDI Files (Format 0, 3 parts, Approx. 70,000 notes memory); Audio Files (WAV: 44.1 kHz, 16-bit linear format, requires USB flash drive)
392 songs, including Listening, Ensemble, Entertainment, Easy Piano, Do Re Mi Lesson, and Lesson songs citeturn0search4
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
Brilliance
Ambience
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
Metronome (adjustable Tempo/Beat/Down beat/Pattern/Volume/Tone)
Auto Tempo
Transpose (Keyboard/Song: in semitones)
Registration (memory function)
Dual/Split modes
Twin Piano mode
Tone Demo
Auto Off
Display: Graphic LCD 132 x 32 dots
Controls: Volume knob
Connectors:
DC In jack
Pedal connector
Input jack: 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: 18 W (when using the included AC adaptor)
With music rest:
Width: 1,377 mm (54-1/4 inches)
Depth: 468 mm (18-7/16 inches)
Height: 1,062 mm (41-13/16 inches)
Without music rest:
Width: 1,377 mm (54-1/4 inches)
Depth: 423 mm (16-11/16 inches)
Height: 957 mm (37-11/