Portable

CTK-2000 includes 61 piano-style keys, 48-note polyphony, 400 high-quality tones, 110 built-in tunes and 150 rhythms. New AHL sound source with the latest digital technology makes it possible to reproduce amazingly real grand piano and acoustic musical instrument sounds.

The Casio CTK-4000 is an affordable instrument with a 61 Key Piano Style Touch Sensitive Keyboard, 570 total onboard Tones, 180 Rhythms and Reverb plus Chorus Digital Effects. Packed with great features such as Casio's famous Step-up Lesson System, audio inputs for a MP3 player and a USB port for MIDI. All this makes CTK-4000 more realistic and expressive than ever before at this price range.

The Casio CTK-5000 is the flagship of the CTK-series. Featuring a 61 Key Piano Style Touch Sensitive Keyboard, 670 total onboard Tones, 200 Rhythms and Reverb plus Chorus Digital Effects. Packed with great features such as Casio's famous Step-up Lesson System, audio inputs for a MP3 player, pitch wheel for additional expression over sounds, Line Outputs and a USB port for MIDI. All this makes CTK-5000 more realistic and expressive than ever before at this price range.

The CTK-720 includes 61 Full-Size, 32-Note Polyphony, 242 Tones, 100 Rhythms, 100 songs, LCD Display, Dual Speakers, Transpose and Tuning Function, General MIDI, USB Port, Microphone Input and Volume for Sing Along.

The WK-110 includes 76 Full-Size keys, 32-note Polyphony, Touch Sensitive, Gen. MIDI, USB Port, 515 Tones, 120 Rhythms, Digital Effects Reverb/Chorus/, and Song expansion by Internet download, Backlit LCD, Registration 4 sets x 8 banks, HL sound source and Internal memory.