Features 61 full-size keys with touch response and Key Lighting System  600 AiX-powered Tones and 200 full accompaniment Rhythms  Powerful bass-reflex stereo speaker system with surround effect  5-track song recorder  Strap pins for playing anywhere  Class-compliant USB-MIDI connects to free Chordana Play app  Optional WU-BT01 Bluetooth MIDI/Audio adapter  Optional 6xAA battery power (AC adapter and music rest included) Specifications Number of Keys: 61 Touch Response: 3 sensitivity levels, off Key Lighting System: Yes Sound Source: AiX Polyphony: 48 Tones: 600 Layer: 3 (Upper1/2, Lower1) Split: Yes Sustain: Yes Effects Reverb: 20 Chorus: 10 (+Preset for each tone) DSP: Yes (Preset for each tone) Master EQ: 10 Volume-Sync EQ: Yes Surround: Yes Number of Rhythms: 200 One Touch Preset: 200 User Rhythms: 10 Chord Mode: CASIO Chord, Fingered 1, Fingered 2, Fingered On Bass, Fingered Assist, Full Range Rhythm Elements: Intro, Normal, Normal-Fill, Variation, Variation-Fill, Ending, Synchro Start, Synchro Stop Metoronome: Yes Tap Tempo: Yes Songs: 160 Step-Up Lesson: Yes Lesson Part Select: Yes User Songs: 200 Demo Song: 1 My Set Up Function: Yes Chord Book: Yes Transpose: -12 to 0 to +12 Semitones Tuning: A4 = 415.5 Hz to 440.0 Hz to 465.9 Hz Octave Shift: -3 to 0 to +3 Octaves Scale Setting: Equal temperament + 16 variations MIDI Recorder: Yes Songs: 5 Tracks: 6 (1 system track, 5 solo tracks) Memory Capacity: 40,000 notes (for each song) General MIDI: Yes Connection to Bluetooth® Bluetooth® MIDI/Audio: Yes (with optional adaptor) Connection to App Supported App: Chordana Play Terminals PHONES / OUTPUT: Stereo mini MIC IN: Standard PEDAL: Standard AUDIO IN: Stereo mini USB TO HOST: micro B USB TO DEVICE: Yes LCD: Yes Type: Full-dot Back Light: Yes (white) Strap Pin: Yes Speakers: (13cm x 6cm) x 2 Horizontal Bass Reflex: Yes Amplifiers: 2.5W + 2.5W Power Supply: DC 9.5V Power Supply: AC Adaptor: AD-E95100L (DC 9.5V) Battery: AA-size alkaline batteries x 6 or AA-size rechargeable nickel metal hydride batteries* x 6 Battery Life: Approximately 3 hours continuous operation *Actual continuous operation time may be shorter due to battery type, performance type, and usage environment.* Measured values while using eneloop batteries. eneloop is a trademark of Panasonic Corporation. Power Consumption: 7.5 W Dimensions: 930x258x84(mm) Weight: 4.6kg Included Accessories: Music stand, Strap lock Optional Accessories (sold separately): Pedals (SP-3, SP-20), Headphones (CP-16), AC Adaptor (AD-E95100L), Wireless MIDI & Audio Adaptor (WU-BT10), Special Stand (CS-2X), Benches (CB-7, CB-30BK, CB-30BN), Carrying Case (SC-650B) EAN code: 4971850315124 Watch: Casiotone LK-S450 Promotion Movie | CASIO