Casio CTK-2550 61-Key Portable Keyboard, Black, Casio CTK2500 keyboard Specifications: Body Color : Black Width : 94.6cm Height : 9.2cm Depth : 30.7cm Weight : 3.3kg(7.27 lbs)not including batteries Control Interface Number of Keys : 61 Type : Organ Style Touch Response : Yes Backlight : Yes Language : English Panel Language : English Songs Number of Songs : 60 (Song Bank) Number of Tones : 400 built-in tones Maximum Polyphony : 48 Digital Effects : Reverb (10 types), Virtual Hall, Dance Music Effect Rhythms/Patterns : 100 built-in rhythms, 50 Dance Music rhythms Functions Lesson Lite Repeat Lesson Part Select (Right hand, Left hand, Both hands) Performance evaluation Voice fingering guide Dance Music Mode One Touch Preset: 100 sets Rhythm/Song Bank controller Overall Controls Metronome : Beats: Off, 1 to 9 (Tempo range: quater note = 20 to 255) Key Transpose : ±1 octave (-12 to 0 to 12 semitones) Tuning Control : A4 = 415.5 to 465.9 Hz (Initial Default: 440.0 Hz) Power Supply Batteries: AA-size x 6 AC Adaptor: LAD-6 Amplifiers and Speakers Amplifiers : 2W＋2W Speakers : 10cm x 2 Input/Output Terminals HEADPHONES/OUTPUT (standard stereo jack) SUSTAIN/DAMPER AUDIO IN External power (9.5V DC)
