Sound GeneratorPiano SoundPiano Reality Standard Sound EngineMax. Polyphony256 voicesTonesTotal 15 TonesKeyboardKeyboardPiano Reality Standard Keyboard (88keys): with Escapement, Ivory Feel, and Dynamic Sensor Acceleration TechnologyPedalPedalDamper (Piano Reality Standard Pedal, capable of continuous detection)Soft (capable of continuous detection, function assignable)Sostenuto (function assignable)Sound SystemSound SystemPiano Reality Standard Sound SystemSpeakers12 cm (4-3/4 inches) x 2Rated Power Output11 W x 2HeadphonesHeadphonesPiano Reality Headphones AmbienceCabinetCabinetPiano Reality Cabinet DesignMusic rest: Fixed angle, with Music holdersKeyboard cover: Slide typeTuning, VoicingTouch SensitivityKey Touch: 5 types, fixed touchMaster Tuning415.3--466.2 Hz (adjustable in increments of 0.1 Hz)EffectsAmbience, BrillianceInternal SongsInternal SongsTotal 394 songsListening: 27 songsEnsemble: 30 songsEntertainment: 20 songsLet's Sing with DO RE MI: 30 songsLesson: 287 songs (Scale, Hanon, Beyer, Burgmuller, Czerny 100)Data PlaybackPlayable SoftwareStandard 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 drive)RecorderRecordable SoftwareStandard MIDI Files (Format 0, 1 parts, Approx. 70,000 notes memory)BluetoothBluetoothBluetooth Ver 4.2Profile: A2DP (Audio), GATT (MIDI over Bluetooth Low Energy)CODEC: SBC (Supports SCMS-T content protection)Compatible Android / iOS Apps (Roland)Compatible Android / iOS Apps (Roland)Roland Piano AppConvenient FunctionsConvenient FunctionsMetronome (adjustable Tempo/Beat/Volume)DualTwinPianoTranspose (in semitones)Speaker volume and Headphones volume automatically select functionSpeaker Auto MuteAuto OffOtherConnectorsDC In jackUSB Computer port: USB B type (supports USB MIDI/AUDIO)USB Memory port: USB A typePhones jack x 2: Stereo miniature phone type, Stereo 1/4-inch phone typePower SupplyAC adaptorPower ConsumptionPower Consumption: 10 W (when using the included AC adaptor)* Approximate power consumption when playing the piano at medium volume: 4 W* Power consumption when sound has not been played after power-on: 3 WAccessoriesOwner's ManualLeaflet "Leaflet Stand Assembly"Leaflet "USING THE UNIT SAFELY"AC adaptorPower cordHeadphone hookOption (sold separately)HeadphonesSize and WeightWidth1,394 mm54-15/16 inchesDepth698 mm27-1/2inchesHeight Top opened:1,214 mm47-13/16 inchesHeight Top closed (with music rest):1,010 mm39-13/16 inchesWeight57.3 kg/126 lbs 6 oz