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Keyboard
– 88-key NUX WKJ-03 Keyboard (*upgraded)
– Triple-sensor scaled hammer-action keyboard (with escapement and synthetic ebony/ivory keytops)
– Touch Sensitivity: 5 levels

Sounds and Effects
– Sounds: 271 high-quality sounds (7 groups)
– Tone Brilliance: 5 levels
– Layered Sounds: Yes (mix balance adjustable)
– Split Keyboard: Yes (split point adjustable; individual octave shift and tone selection)
– Max. Polyphony: 108
– Compressor: 4 types (soft, R&B, lyric piano, standard piano), 5 parameters (ratio, attack, release, threshold, boost)
– Reverb: 4 types (hall, plate, room, studio), 5 parameters (pre-delay, size, reverb time, diffusion, output level)
– Chorus: 4 parameters (HPF, LPF, depth, level)
– Delay: 4 parameters (time del, feedback, H damp, level)
– Equalizer: 9-band

Accompaniment and Microphone
– Microphone: dynamic microphone input (XLR & 6.35mm combo jack), gain control, volume, reverb
– Auto-Accompaniment: 100 styles (auto chord, single/multi fingering, sync start, A/B variations, intro/ending)

Functions
– Transpose: -6 to +5 in semitones
– Octave Shift: -1 to +1 octaves
– Demo Songs: 100
– Metronome: 9 beats, 3 sounds, 20-280bpm
– Recording: 5 songs
– User Presets: 7 memory banks
– Auto-Sleep: Yes
– Bluetooth: Bluetooth MIDI, Bluetooth Audio

Connectivity and Speakers
– USB MIDI, AUX IN, LINE OUT (L/MONO, R), 3.5mm Stereo Phones Output x 2, Damper Pedal (included), Pedal Unit (optional), Microphone Input
– Amplifiers and Speakers: 10W x 2, 3″x6″ oval speaker x 2
– Display: TFT LCD 800x480dpi

อุปกรณ์ระบบไฟฟ้า
– DC 12V/2A

Size and Weight
– Dimensions: 1300mm x 270mm x 130mm
– Weight: 12.2kg (music stand included)
*Note: Piano stand is not included.

Support
Manuals
NPK-20 User Manual
(Optional) NPS-1 Piano Stand lnstallation