KEYBOARD: 61 keys (velocity sensitive)
TOUCH CONTROL: Soft (light), medium (standard), hard (heavier), fixed
SOUND GENERATOR: Stereo PCM sound generator
MAXIMUM POLYPHONY: 64 voices
SOUNDS: Total of 727 Sounds on EK-50 U (662 sounds from the original EK-50 + 65 new sounds specific to the EK-50 U). EK-50 U features new sounds with a focus on electric and acoustic guitars, electric basses, new brass, and drum percussion kits. Total of 51 Drum Kits on EK50-U (33 from the original EK-50 and 18 New kits). New PCM added for EK-50 U totals 60 multi-samples and 182 Drum Samples.
KEYBOARD SETS: More than 170 sets
EFFECTS: Accompaniment part - 2 stereo digital multi-effects, Keyboard part - 2 stereo digital multi-effects, 88 types (173 variations)
STYLES: 288 styles, 2 intros, 4 variations, 2 fills, 1 count in/break, 2 endings, synchro start/stop, tap tempo. 88 new styles added for EK50-U. New Styles include favorite American genres such as Alternative and Modern Rock, Southern & Latin Rock, Country, Blues Reggae, and more. New American styles were chosen, created, and tested with musicians in the United States. EK50-U also includes an additional 88 new styles in addition to 200 original EK-50 styles.
DEMO SONGS: 16 songs
AUDIO PLAYER: MP3, WAV (44.1 kHz)
SEQUENCER: Record - Real-time recording (Style mode), maximum of 999 songs (approx. 100,000 notes), 12 tracks (4 keyboard parts + 8 auto accompaniment parts), original format (can convert to SMF0), Playback - Supports song play (playing on the keyboard during song playback), SMF (Standard MIDI File) format 0 or 1. The Performance Record function for quick and easy recording, which has been well received on the Korg i3, is also included. (This allows you to record -save- your performance on the EK-50U as a WAV file)
SCALES: 11 types (including user scale)
CONTROLS: Power button, VOLUME knob, joystick, STYLE button, SONG/[DEMO SONG] button, KEYBOARD SET/[STS] button, GRAND PIANO button, each button in the PART MUTE/[SOUND SELECT] section, SETTING/[EFFECT] button, PERFORMANCE REC / [ MEDIA ] button, SPEAKER EQ/[SPEAKER OFF] button, [SHIFT] button, ENSEMBLE button, SPLIT button, METRONOME/[BEAT SELECT] button, TAP TEMPO/[TEMPO LOCK] button, TRANSPOSE b and #/[OCTAVE –/+] buttons, dial, CATEGORY button, value buttons, + button, - button, each button in the STYLE/SONG section, each button in the SET LIST section
SET LISTS: 10 banks × 4
METRONOME: Tempo, beat, volume, Tempo: 30 - 240
KEY TRANSPOSE: C (-12) to C (0) to C (+12)
TUNING: 427.5 - 452.9 Hz
INPUT/OUTPUT: Foot controller jack 6.3 mm (1/4") phone jack, AUDIO IN jack 3.5 (1/8") mm stereo mini-phone jack, OUTPUT L/ MONO, R jacks 6.3 mm (1/4") phone jack (unbalanced), Headphones jack 3.5 mm (1/8") stereo mini-phone jack, USB A port TO DEVICE port for connecting USB flash memory and controllers, USB B port TO HOST port for connecting personal computers
SPEAKER SYSTEM: Amplification - 10 W × 2, Speakers - 120 mm (4.72") double-cone speakers × 2 (bass reflex box-type), Speaker EQ - 8 types
MIDI: USB MIDI
DISPLAY: Custom LCD with backlighting
POWER SUPPLY: AC adapter (included) or AA batteries (alkaline dry cells or nickel-metal hydride batteries) × 8 (sold separately)
BATTERY LIFE: When using alkaline dry cells: approx. 7 hours
POWER CONSUMPTION: 8 W (0.1 W on standby)
INCLUDED ITEMS: AC adapter, sheet music stand
ACCESSORIES (sold separately): EXP-2 foot controller, DS-1H damper pedal, PS-1 pedal switch, PS-3 pedal switch, SC-EK/Pa soft case