Digital Piano Roland RP107 Original Piano SoundSuperNATURAL PianoMax. Polyphony256 voicesTonesTotal Available Tones: 324 Tones Accessible from the Front Panel: 15 Tones Accessible from the Roland Piano App: 324KEYBOARDKeyboardPHA-4 Standard Keyboard: with Escapement and Ivory Feel (88 keys)PEDALPedalDamper (capable of continuous detection) Soft (capable of continuous detection) SostenutoSPEAKER SYSTEMSpeakers12 cm (4-3/4 inches) x 2Rated Power Output8 W x 2HEADPHONESHeadphonesEffect: Headphones 3D AmbienceTUNING, VOICINGTouch SensitivityKey Touch: 5 types, fixed touchMaster Tuning415.3--466.2 Hz (adjustable in increments of 0.1 Hz)EffectsAmbience, BrillianceINTERNAL SONGSInternal SongsTotal 377 songs Listening: 10 songs Ensemble: 30 songs Entertainment: 20 songs Let #39;s Sing with DO RE MI: 30 songs Lesson: 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 Memory)RECORDERRecordable SoftwareStandard MIDI Files (Format 0, 1 parts, Approx. 70,000 notes memory)BLUETOOTHBluetoothBluetooth Ver 4.2 Profile: 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) Dual TwinPiano Transpose (in semitones) Speaker volume and Headphones volume automatically select function Speaker Auto Mute Auto OffCABINETCabinetMusic rest: Made from plastic, Fixed angle, with Music holders Keyboard cover: Slide typeOTHERConnectorsDC In jack USB Computer port: USB B type USB Memory port: USB A type using the included AC adaptor)