61 Keys with Touch Response. 5 Touch Levels. 672 Voices. Reverb- Chorus- Master EQ- Arpeggio- Harmony & Chopper Effects. 240 Styles with Style Controls. 90 Built-In Classic Songs. Select- Play/Stop- Pause- Rewind & Fast Forward Song Controls. MIDI Recorder and USB Recorder. Headphones- Aux In/Out & Midi. Sustain Pedal & Volume Pedal input- USB DevicePower Supply: 12Vdc Dimensions: 970 x 390 x 160mm Weight: 9Kg. Powered by the latest sound technology and enhanced style engine- the K057K brings you the most stunning realistic voices and accompaniments. Also in this fabulous workstation there are some outstanding features such as a 16-track sequencer- style creator- 4-part arpeggiator- audio player & recorder- assignable controllers- massive user memory- and other powerful functions. These are all conveniently accessible through the optimized high-definition touch screen with graphic user interface. 240 Playing styles covering different genres of music can be selected at your command- simply play a few chords to instantly get a full band experience.. electronic keyboard-keyboard