Sound Generator | Piano Sound | Piano Sound: SuperNATURAL Piano Modeling |
| Max. Polyphony | Piano: Limitless (solo playing using ‘Piano’ category tones) |
| | Other: 384 |
| Tones | 307 Tones |
Keyboard | Keyboard | PHA-50 Keyboard: Wood and Plastic Hybrid Structure, with Escapement and Ebony/Ivory Feel (88 keys) |
Pedals | Pedals | Damper (capable of continuous detection) |
| | Soft (capable of continuous detection) |
| | Sostenuto (function assignable) |
Speaker System | Speakers | 12 cm (4-3/4 inches) x 2 |
| Rated Power Output | 30 W x 2 |
| Volume Level (SPL) | 108 dB (This value was measured according to the method that is based on Roland's technical standard.) |
Headphones | Headphones | Effect: Headphones 3D Ambience |
Tuning, Voicing | Touch Sensitivity | Key Touch: 100 types, fixed touch |
| 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 | Ambience, Brilliance |
| 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 | Internal Songs | Total 353 songs |
Data Playback | Playback | Standard MIDI Files (Format 0, 1) |
| | Audio File (WAV, 44.1 kHz, 16-bit linear format, require USB Flash Memory) |
Recorder | Recording | Standard MIDI Files (Format 0, 3 parts, Approx. 70,000 notes memory) |
| | Audio File (WAV, 44.1 kHz, 16-bit linear format, require USB Flash Memory) |
Bluetooth | Audio | Bluetooth Ver 3.0 (Supports SCMS-T content protection) |
| | MIDI, Turning music sheet: Bluetooth Ver 4.0 |
Other Functions | Other Functions | Metronome (adjustable Tempo/Beat/Down beat/Pattern/Volume/Tone) |
| | Registration |
| | TwinPiano (with Individual Mode) |
| | Transpose (in semitones) |
| | Speaker volume and Headphones volume automatically select function |
| | Volume limit function |
| | Panel Lock |
| | Auto Off |
Other | Display | Graphic LCD 132 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 | 9 W |
| Accessories | Owner's Manual |
| | Leaflet “Stand Assembly” |
| | Leaflet “USING THE UNIT SAFELY” |
| | Roland Classical Piano Masterpieces |
| | Roland Piano Arrange Collections "Let's Enjoy Piano" |
| | AC Adaptor |
| | Power Cord |
| | Stabilizer |
| | Headphone Hook |
| | Cord Clamps |
Size and Weight (including piano stand, with lid closed) | Width | 1,398 mm |
| Depth | 311 mm |
| Height | 783 mm |
| Weight (including piano stand) | DP603-CB: 45.9 kg |
| | DP603-PE: 47.0 kg |