No Longer Available: See the latest range of Casio Digital Pianos here; Pre-owned models also available.

Ensemble artists
As an ensemble piano, the PX-400R combines the strengths of a high-quality digital piano with innovative keyboard features. The specially designed hammer mechanics is based on the keyboard of a grand piano. In addition, the newly-developed HL sound source offers the top-class sound of a grand piano.
120 rhythms
From waltzes to salsa, 120 rhythms offer you a colourful sample of everything the world of music can offer.
Automatic accompaniment
Let your digital piano play act as your accompanist. It can provide atmospheric rhythms and sounds to generate a fully-rounded sound experience.
USB port
The USB port connects your digital piano quickly and easily with the computer.
SmartMedia™
The innovative storage medium allows you to add an unlimited number of songs to your internal song memory at ease.
Grand piano sound
The HL sound source allows you to enjoy the sound of large concert halls in the comfort of your own home.
Pitch-bend wheel
With the pitch-bend wheel, you can temporarily modify the height of the tones you play - just like a guitar.
LC display
The illuminated LC display shows important information at a glance so that you can remain in complete control at all times.
Song and piano book
There is something for every taste here: songs for enjoyment, songs to sing along to and songs to play (a total of 80 songs / practice pieces).
88 weighted keys (hammer mechanics)
Piano feeling: the hammer mechanics of the 88 keys is based on the keyboard of a grand piano.
256 sounds
The extensive repertoire of 256 sounds is available to you in outstanding quality.
Stand and pedal included
Your elegant digital piano can stand on its own two feet for your convenience, and it even has a pedal!

Keyboard
88 Piano Keys (with Touch Response)
Polyphony
32 Notes, maximum
Tones
120 Panel Tones + 128 GM Tones + 10 Drum Sets; with Layer and Split
Digital Effects
Reverb (4 Types), Chorus (4 Types)
Metronome
Time Signatures 0, 2, 3, 4, 5, 6
Tempo Range 20 to 255
Auto Accompaniment
Number of Rhythms 120
Temp Range 20 to 255
Modes Normal, Casio Chord, Fingered, Full Range Chord
Accompaniment Volume Adjustable
One Touch Presets Optimal Tone, Tempo, Layer/Auto Harmonize On/Off Settings to Match Rhythm
Auto Harmonize 12 Types; Adds Harmony Notes to Melody in Accordance with Auto Accompaniment Chord Fingerings
Built-in Tunes
Number of Tunes Piano Group 50 + Song Group 30 + 10 Loaded Song Data (Approximately 132 kilobytes)
Tempo 20 to 255
Demo Sequential Looping of all 80 Preset Tunes
Song Volume Adjustable
Lesson Function
Lesson Part Left hand, Right hand
Song Memory
Number of Songs Two (1 Song Recording, 1 Free Recording)
Recorded Data Song Recording: Right-hand Part, Left-hand Part, Both-hands Parts
Free Recording: Track 1 (Chord Accompaniment), Track 2 (Melody)
Recording Method Real-time
Memory Capacity Approximately 5,300 Notes (Two Songs)
Registration Memory
Number of Memory Areas 16 (4 Sets x 4 Banks)
Pedals
Damper, Soft/Sostenuto (Selectable)
Card Slot
3.3V SmartMedia™
Other Functions
Touch 3 Types, Off
Transpose 1 Octave (F# to C to F)
Tuning A4 = 440.0Hz +/-50 cents (Adjustable)
Pitch Bend Range Adjustable (12 Semitones Upwards and Downwards)
Display Contrast Adjustable
MIDI
16 Multi-timbre receive, GM Level 1 Standard
Input/Output
Headphones Stereo Standard Jacks x 2
Output Impedance: 170 ohm
Output Voltage: 1.1V (RMS) MAX
Pedal Standard Jacks x 2
Line Out (R)(L/Mono) Standard Jacks x 2
Output Impedance: 2.3 ohm
Output Voltage: 1.0V (RMS) MAX
MIC IN Standard Jack
Input Impedance: 3.3 ohm
Input Voltage: 10mV
Power 12V DC
MIDI Out/In
USB port
Speakers
(16cm x 8cm) x 2 + 5cm x 2 Output: 8.0W + 8.0W
Power Supply
AC Adaptor (AD-12)
Power Consumption
12V - 18W
Dimensions
52 14/16 x 13 12/16 x 6 3/16 inch (134.2 x 34.9 x 15.7 cm)
Weight
Approximately 37.5 lbs (17.0 kg )

Listen to a demo/sample played on this instrument.

Sample 1