Casio WK-6600 Portable Keyboard

Keyboard: 76 Piano-style keys
Touch Response: 2 Sensitivity levels / Off
Sound Source: Dual-element AHL
Polyphony (max): 48
Tones: 700
User Tones: 10 tone editor
Built-in Rhythms: 210
User Rhythms: 10
Reverb: 10 Types
Chorus: 5 Types
Equalizer Settings: 5 sets (default : off)
DSP: 100 Preset / 100 User
Controllers: Start / Stop, Intro, Normal / Fill-in, Variation / Fill-in, Synchro / Editing
Rhythm Editor: 10 User rhythms
Song Sequencer: 16 tracks + 1 system track supports up to 5 songs. Real time recording, step recording, song edit, track edit, event edit
Mixer: 32 Channels + ext in (mic)
Layer / Split: Yes
Registration Memory: 4 sets x 8 banks, 50 user presets
One Touch Presets: 200
Pitch Bend Wheel: 0 to 24 Semitones
General MIDI Compatible: 16 Channel multi-timbre received, GM level 1
SD Memory Card Storage: SD or SDHC
Display Backlit LCD: Backlit LCD
Speakers w/ Bass Reflex System: 4.7" x 2 + 1.2" x 2
Amplifier: 6W + 6W
Terminals: Line Out
L / Mono, R - Std jack: Mic In
USB: Yes
Sustain Pedal: Std jack
Headphones: Stereo - Std jack
Power: 12V DC or six D cell batteries
Included Accessories: AC Adaptor
Music Stand: Yes

Dimensions and Weight
Unit size L x W x H: 46.7" x 15.7" x 5.9"
Unit weight: 17.4 lbs.
Boxed size L x W x H: 49.5" x 19.5" x 8.0"
Boxed weight: 26.5 lbs.