The PSR-EW400 is the top of the line keyboard in PSR-E Series for both piano focused players and live performers. The 76-key touch response keyboard, various easy-to-use professional features and new Live! Grand Piano voice make this a great instrument for practice, performance and creating. 12W + 12W amplifiers drive on-board sound system, and L/R outputs provide professional connectivity to PA systems or recording hardware.
 

758 high quality voices featuring the new Live! Grand Piano voice

The PSR-EW400 includes 758 high quality voices ranging from acoustic to electric instruments. The new Live! Grand Piano voice makes piano performances sound inspired and expressive. The PSR-EW400 also features 8 Sweet! voices and 3 Cool! voices which use Yamaha’s advanced sampling technologies to capture the realism and specific characteristics of each sound.

12W + 12W amplifiers with 12 cm Bass Reflexed speakers

12W + 12W amplifiers power the high-definition 12 cm Bass Reflexed speakers, delivering powerful, crystal clear sound, and offering solid support in standalone performance situations.

76 keys and 48-note polyphony

76 keys and 48-note polyphony allow you to perform with greater expression and flexibility. You can play complex musical passages without dropping a note!

Individual L/R output

Professional audio outputs make connecting to a PA system or studio hardware convenient and quick.

Assignable real-time control knobs, DSP Effects, and Pitch Bend

Two assignable, real-time control knobs let you filter and adjust your sound just like an analog synthesizer.

10 brand new DSP effects can be assigned and controlled by the knobs for dynamic and expressive live performance.

The Pitch Bend wheel adjusts the pitch of the sound bringing voices like the Guitar, Sax and Trumpet to life.

Connectivity with audio and MIDI capabilities

The PSR-EW400 features audio transfer through the USB TO HOST terminal*. You can record your performance to your computer or smart device.

Connecting to your iOS device adds a new dimension of MIDI control with apps.

Connect an external audio player to the AUX IN jack and you can play along with your favorite tunes. The built-in, advanced Melody Suppressor lowers the volume of vocals and melody lines of the original recordings, leaving that part open for you to play**.

*For iOS device connection, refer to the "iPhone / iPad Connection Manual"

**Depending on the song, the volume of the melody part may not be affected.

USB TO DEVICE terminal

USB TO DEVICE terminal on the instrument lets you load and save your settings and songs to a USB flash drive, as well as transfer data from your PC.

Pattern function to create your own grooves – 25 patterns

The Pattern function puts a wealth of powerful loops and beats at your fingertips, allowing you to instantly create dynamically varied music on the fly like a DJ. And, for even more authentic performance, try the Crossfade and Retrigger functions.

Arpeggio function

Tap into instant inspiration with the Arpeggio function, which has been improved for smoother playability. Hold Mode and Allocated key-range free your hands, allowing you to improvise over the pattern. The 150 Arpeggio patterns adjust and morph around the notes and chords you play on the keyboard allowing for almost limitless creativity.

Worldwide sounds support your music

A rich set of ethnic sounds and scale tunings allow you to enjoy
many styles of music around the world, including Latin, Indian,
Arabic, African, Chinese, and more.

Yamaha Education Suite (Y.E.S.)

Yamaha Education Suite (Y.E.S.) is an advanced set of helpful learning tools built into the instrument, letting you teach yourself how to play and perform regardless of your ability. Choose from nine step-by-step lessons for left, right, or both hands. Y.E.S. helps you master a song with ease.

Music Database

Get off to a flying start—choose a song and the Music Database automatically selects the best accompaniment and voices for you to start playing immediately.

  PSR-EW400
Body Color Black
Dimensions Width 1,178 mm (46-3/8”)
Height 138 mm (5-7/16”)
Depth 412 mm (16-1/4”)
Weight Weight 8.4 kg (18 lbs 8 oz.) not including
batteries
Keyboard Number of Keys 76
Touch Response Soft, Medium, Hard, Fixed
Other
Controllers
Pitch Bend Yes
Control Knobs Yes
Display Type LCD (Liquid Crystal Display)
Language English
Panel Language English
Tone Generation Tone Generating
Technology
AWM Stereo Sampling
Polyphony Number of
Polyphony (Max.)
48
Preset Number of Voices Live! Grand Piano + 236 panel Voices +
24 Drum/SFX kits + 40 Arpeggio + 457 XGlite Voices
Featured Voices 1 Live! Voice, 8 Sweet! Voices, 3
Cool! Voices, 3 Dynamic Voices
Compatibility GM Yes
XGlite Yes
Types Reverb 9 types
Chorus 5 types
DSP 10 types (assignable on control knobs)
Master EQ 6 types
Harmony 26 types
Functions Dual/Layers Yes
Split Yes
Arpeggio 150 types
Melody Suppressor Yes
Crossfade Yes(for Internal/AUX IN)
Preset Number of Preset
Styles
220
Fingering Multi finger
Style Control ACMP ON/OFF, SYNC START, SYNC STOP,
START/STOP, INTRO/ENDING/rit., MAIN/AUTO FILL, TRACK ON/OFF
File Format Style File Format (SFF)
Other
Features
Music Database 378
One Touch Setting
(OTS)
Yes
Expandability Expansion Style 10
Preset Number of Preset
Songs
30
Recording Number of Songs 10
Number of Tracks 6 (5 Melody + 1 Style/Pattern)
Data Capacity Approx. 19,000 notes (when only
“melody” tracks are recorded)
Recording
Function
Yes
Compatible Data Format Playback SMF
Recording Original File Format (SMF 0 conversion
function)
Registration Number of Buttons 4 (x 8 banks)
Lesson/Guide Yamaha Education
Suite (Y.E.S.)
Lesson 1 – 3 (Listening, Timing,
Waiting), Repeat & Learn, Chord Dictionary
Overall Controls Metronome Yes
Tempo Range 11 – 280
Transpose -12 to 0, 0 to +12
Tuning 427.0 – 440.0 – 453.0 Hz (approx.
0.2Hz increments)
Scale Setting Yes
Miscellaneous PIANO Button Yes (Portable Grand Button)
Storage Internal Memory Approx. 1.29 MB
External Drives USB flash drive
Connectivity DC IN DC IN 12V
Headphones x 1
Sustain Pedal Yes
AUX IN Yes (Stereo-mini)
OUTPUT L/L+R, R
USB TO DEVICE Yes
USB TO HOST Yes (MIDI/Audio: 44.1 kHz, 16 bit,
stereo)
Amplifiers 12 W + 12 W (When using PA-300C AC
adaptor)
Speakers 12 cm x 2
Power
Supply
AC Adaptor (PA-300C or an equivalent
recommended by Yamaha) or batteries (Six“D”size alkaline (LR20),
manganese (R20) or Ni-MH rechargeable batteries)
Power
Consumption
11 W (When using PA-300C AC adaptor)
Auto
Power Off Function
Yes
Included Accessories Music Rest Yes
Song Book Download from website
Preset Number of Preset
Patterns
25
Number of Preset
Sections
5