KP150 Features & Specs All specifications subject to change without notice. Keyboard: 61-Note, synth action with touch sensitive keys Keyboard Sensitivity: 3 selectable response levels Display: Multi-functional LCD Polyphony: 128 voice Preset Programs: 618 User Presets: 48 Splits/Layers: Yes Transpose: +/- 1 octave Tune: +/- 50 cents General MIDI: No Effects: Reverb (10 types) / Chorus (8 types) / EQ Auto-Accompaniment Styles: 200 Recorder/Sequencer: Yes (6 tracks / 5 user songs) Music Library: 150 Songs Metronome: Yes Sound System: 15W x 2, 20W x 2, 4-speaker, stereo Headphone: (1) 1/4" stereo headphone out Pedal Ports: 1 Sustain (pedal sold separately) Audio Line I/O: Stereo 1/4" In/Out Mic In: Yes (mic sold separately) MIDI: via USB USB: port Included Accessories: music stand Dimensions: 14.2 cm (H) x 97 cm (W) x 37 cm (D) Weight: 14.9 lb / 6.75 Kg Power: 12VDC / 3A external power supply 6 AA batteries