With the CTK-4400, enjoy musical fun with a compact keyboard, making every performance a unique experience. The built-in Hall effect button allows you to do this in an impressive way: At the touch of a button, concert hall reverb can be applied to the sound of the keyboard, adding authenticity when you play. The keyboard also has 61 dynamic touch keys, 180 lively rhythms and 152 songs, as well as 32 registration memories allowing you to store settings such as tempo, tones or rhythms easily.

MPN: CTK-4400
UPC: 079767314514

• 61 piano-look, touch-sensitive keys
  
• 600 AHL keyboard voices
  
• Hall effect button (at the touch of a button, concert hall reverb can be applied to the sound of the keyboard)
  
• 48-note polyphony
  
• Step-up learning system
  
• 180 rhythms
  
• 152 Songs
  
• 10 digital effects
  
• Registration memory
  
• Sampling function
  
• Scale tuning
  
• Arpeggiator
  
• Music preset
  
• Rhythm editor
  
• Music challenge
  
• Chord book function
  
• Piano/organ setting button
  
• USB plug & play/song expansion
  
• Sequencer (recorder)
  
• Audio input
  
• Headphone connection
  
• Speaker system
  
  
• Keyboard: 61 standard size keys
  
• Touch Response: 2 types, Off
  
• Maximum Polyphony
  
• 48 notes (24 for certain tones)
  
• Tones: Built-in Tones: 600
  
• Up to 8 (Melody Sampling: 5, Drum Sampling: 3)*, Up to 10 seconds
  
• Functions: Layer, Split, Piano/Organ button
  
• Effects: Hall effect button, Reverb
  
• 1 to 10, Off
  
• Chorus
  
• 1 to 5, Off
  
• Metronome
  
• Beats per Measure: 0, 2 to 6
  
• Tempo Range: 30 to 255
  
• Song Bank
  
• Built-in Songs: 152
  
• User Songs: Up to 10*
  
• Step Up Lesson
  
• Lessons: 4 (Listen, Watch, Remember, Auto)
  
• Lesson Part: L, R, LR
  
• Functions: Repeat, Voice Fingering Guide, Note Guide, Performance Evaluation
  
• Music Challenge
  
• 20 notes
  
• Auto Accompaniment
  
• Built-in Rhythms: 180
  
• User Rhythms: Up to 10 (Accompaniment Edit)*
  
• Chord Book Function
  
• Chord guide
  
• Registration
  
• 32 (4 setups × 8 banks)
  
• Recorder
  
• Real-time recording, playback
  
• Keyboard Play: 5 songs, 6 tracks
  
• Playing Along with a Built-in Songs: 1 song (L, R, LR)
  
• Memory Capacity: Approximately 12,000 notes (total for 6 songs)
  
• Other Functions
  
• Transpose: ±1 octaves (–12 to +12 semitones)
  
• Octave Shift: Upper/Lower ±2 octaves
  
• Tuning: A4 = 415.5 to 465.9 Hz (Initial Default: 440.0 Hz)
  
• Preset Scales: 17
  
• Music Preset: 305
  
• One Touch Preset: 180
  
• Auto Harmonize: 12 types
  
• Arpeggiator: 90 types
  
• MIDI
  
• 16 multi-timbre received, GM Level 1 standard
  
• Musical Information Function
  
• Tone, Rhythm, Song Bank numbers and names, staff notation, fingering, pedal operation, tempo, measure and beat number, chord name, etc.
  
• Inputs/Outputs
  
• USB-Port: TYPE B
  
• Sustain/Assignable jack: Standard jack (sustain, sostenuto, soft, rhythm)
  
• Phones/Output jack: Stereo standard jack;
  
• Output Impedance: 140O
  
• Output Voltage: 4.5V (RMS) MAX
  
• Audio In jack: Stereo mini jack
  
• Input Impedance: 9kO
  
• Input Sensitivity: 200mV
  
• Power Jack
  
• DC9.5V
  
• Power Supply
  
• 2-way
  
• Batterie: 6 AA-size zinc-carbon batteries or alkaline batteries
  
• Battery Life: Approximately 3 hours continuous operation on alkaline batteries
  
• AC Adaptor: AD-E95100L
  
• Auto Power Off: Approximately 6 minutes (during battery operation) or 30 minutes (during AC adaptor operation) without any operation, Auto Power Off can be disabled.
  Speakers
  
• 12cm × 2 (Output: 2.5W + 2.5W)
  
• Power Consumption
  
• 9.5V = 7.7W
  
• Dimensions : 94.8 × 35.0 × 10.3 cm (37 5/16 × 13 3/4 × 4 1/16 inch)
  
• Weight : Approximately 4.3kg (9.5 lbs) (without batteries)