Yamaha PSREW425 76-Key High-End Portable Keyboard. Includes PA300C Power Adapter.

Yamaha PSR-EW425 76-Key Portable Keyboard – With Super Articulation Lite, Sampling, and Pro-Grade Features
The Yamaha PSR-EW425 is built for players who want more from their portable keyboard. With 76 organ-style keys, 820 voices including Super Articulation Lite and Premium Organ sounds, and performance-ready features like Quick Sampling, Groove Creator, DSP effects, and USB Audio, this keyboard bridges the gap between learning and live performance. The PSR-EW425 includes powerful stereo speakers, hands-on controls like live knobs and pitch bend, and advanced connectivity including mic input with vocal effects, making it an excellent choice for serious players on the move.

Features

• 76 full-size organ-style keys with touch response
• 820 voices including Premium Organ and 14 Super Articulation Lite
• 290 styles, 152 arpeggios, and 35 groove patterns
• 2-channel DSP with 41 types + 12 secondary effects
• Live Control Knobs, Pitch Bend Wheel, and Motion Effects
• Quick Sampling with 4 sample slots (from AUX, USB, mic, or WAV file)
• Groove Creator with 5-part structure and musical climax ending
• USB Audio Recording/Interface (WAV format)
• Mic input with vocal effects, Melody Suppressor, Mega Boost
• Individual L/R outputs, sustain pedal input, and USB-to-host/device ports

Specifications

General
- Model: PSR-EW425
- Color: Black
- Keyboard: 76 organ-style keys with touch response (Soft, Medium, Hard, Fixed)
- Display: LCD with backlight
- Panel Language: English
- Weight: 8.3 kg (18 lb, 5 oz)
- Dimensions: 1,200 × 136 × 404 mm (47-1/4" × 5-3/8" × 15-7/8")

Tone Generation
- Technology: AWM Stereo Sampling
- Polyphony: 64 notes
- Voices: 820 total (294 Panel + 28 Drum/SFX kits + 40 Arpeggio + 458 XGlite)
- Featured Voices: 10 Premium Organ, 4 Live!, 9 Sweet!, 6 Cool!, 14 Super Articulation Lite
- GM/XGlite Compatible: Yes
- Harmony/Echo: 26 types
- Arpeggios: 152 types

Effects
- DSP1: 41 types
- DSP2: 12 types
- Reverb: 12 types
- Chorus: 5 types
- Master EQ: 4 types
- Motion Effects: 57 types
- Melody Suppressor: Yes (with pan adjustment)
- Crossfade Function: Yes (between internal and external audio)
- Mega Boost: Yes

Functions
- Modes: Dual, Split
- PIANO Button: Yes (Portable Grand)
- Octave Button: Yes
- Scale Types: 5
- Metronome: Yes
- Tempo Range: 11 – 280 BPM
- Transpose: -12 to +12
- Tuning: 427.0 – 453.0 Hz (0.2 Hz steps)

Style and Performance
- Preset Styles: 290
- Style Control: ACMP ON/OFF, SYNC START/STOP, INTRO/ENDING/rit., MAIN/AUTO FILL, TRACK ON/OFF
- Fingering: Multi Finger, Smart Chord
- One Touch Setting (OTS): Yes
- Groove Creator: 35 grooves, 5 sections (4 sections + climax)

Recording and Sampling
- User Songs: 10
- Tracks per Song: 6 (5 melody + 1 style/groove)
- Data Capacity: Approx. 19,000 notes (melody tracks only)
- Recording Format: Yamaha Original Format (SMF 0 conversion supported)
- Playback Format: SMF 0 & 1
- Audio Recording Time: Up to 80 minutes (~0.9 GB per song)
- Audio Recording/Playback Format: WAV (44.1 kHz, 16-bit, stereo)
- Sampling: One-shot/loop, 4 samples, ~9.6 sec each
- Sampling Sources: AUX IN, MIC IN, USB audio interface, WAV files

Registration
- Buttons: 4 (x 8 banks)
- Freeze Function: Yes

Storage
- Internal Memory: Approx. 1.72 MB
- External Storage: USB flash drive supported

Connectivity
- DC IN: 16 V
- Headphones: 1 × standard stereo jack
- AUX IN: Stereo mini jack
- OUTPUT: 2 × standard phone jacks (L/R)
- Sustain Pedal: Yes
- Mic Input: 1 × standard phone jack
- USB TO HOST: Yes
- USB TO DEVICE: Yes

Amplification
- Amplifiers: 12 W + 12 W
- Speakers: 12 cm × 2

Power Supply
- Adapter: PA-300C (or equivalent recommended by Yamaha)
- Battery Option: 6 × D-size alkaline, manganese, or Ni-MH rechargeable batteries
- Power Consumption: 11 W
- Auto Power Off: Off/5/10/15/30/60/120 minutes

Included Accessories
- Music Rest
- Song Book (downloadable from Yamaha website)