Yamaha PSR-SX900 61-key Arranger Workstation

Loaded with premium content from Yamaha's flagship Genos workstation
Yamaha 61-note synth keyboard with 4 selectable velocity curves
Multi Pads Creator (4 pads, 329 banks)
AWM (Advanced Wave Memory) Stereo Sampling; 128-note polyphony
1337 Voices + 56 Drum/SFX Kits + 480 XG Voices
525 Styles, including 463 Pro, 46 Session, 6 Free Play, and 10 DJ
7" TFT Wide VGA LCD color touchscreen gives you immediate access to Voice and Style assignments, features, and settings
Joystick Controller facilitates a wide variety of pitch and modulation combinations
Onboard FX, including Reverb, Chorus, Variation Effect, Insertion Effect, Master Compressor, Master EQ, Part EQ, and Mic/Guitar FX (Noise Gate, Compressor, 3-band EQ)
Vocal Harmony and Synth Vocoder (54 Preset + 60 User)
Voice Expansion (approximately 1GB); Style Expansion (internal memory)
Assignable real-time control knobs let you filter and tweak your sound like an analog synth
16-track song recorder/player lets you create full arrangements and play back songs via Step, Multitrack, or Quick Recording
Accompaniment Styles add a "backing band" to your performances while you remain in control of chord changes and arrangement
AWM Stereo Sampling recreates natural instrument sound in stereo
Voice & Style Expansion Packs let you customize your workstation with a wide range of additional content from across the globe
MP3 Lyric Display shows lyrics of MP3 songs with lyric data attached, including thousands of karaoke titles
Display lyrics on an external display via an optional USB display adapter
XG compatibility lets you play and interact with thousands of songs from yamahamusicsoft.com
USB audio recording and playback (WAV format, with Time Stretch, Pitch Shift, and Vocal Cancel) captures or plays back performances from a USB flash drive
Onboard Metronome; Tempo Range, Transpose, Tuning, Octave Button, 9 Scale Types + Sub Scale setting
Onboard 2-way stereo speaker system: 15W + 10W x 2
Internal User Memory: approximately 4GB
MIDI DIN I/O; 3.5mm Stereo Aux IN; 1/4" Main Out (L/L+R, R); Aux Out (1, 2)
1/4" microphone/guitar input