Brand: Casio Model: CTK-1500 Color: Black/White 61 piano-style Keyboard 100 Song Bank tunes built-in! 100 Song Bank tunes carefully selected to make keyboard play more fun Right SPECIFICATIONS Brand: Casio Model: CTK-1500 Color: Black/White Keyboard : 61 piano-style keys Maximum Polyphony: 32 Tones: 120 built-in tones Rhythms/Patterns: 70 built-in rhythms, 50 Dance Music rhythms Auto Accompaniment Modes: CASIO Chord, Fingered 1, Fingered 2 (6th off), Fingered 3 (on bass), Full Range Chord Controllers: Start/Stop, Synchro/Fill-in Built-in Songs 100 (Song Bank) Lesson Function Lesson Lite Lesson Part Select (Right hand, Left hand, Both hands) Repeat Performance Evaluation Voice Fingering Guide Other Functions Dance Music Mode Rhythm/ Song Bank controller Key Transpose ±1 octave (-12 to 0 to +12 semitones) Tuning Control A4 = 415.5 to 465.9 Hz (Initial Default: 440.0 Hz) Speakers 10cm x 2 Amp Output 2W＋2W Input/Output Terminals Headphones/output (standard stereo jack) External power (9.5V DC) Power Requirements Batteries: AA-size x 6/Optional AC adaptor: AD-E95100L Dimensions and Weight Dimension (W x D x H): 946 x 307 x 92mm (Excluding music stand, and other projections) Weight: 3.3kg (Excluding batteries)