Kicking off a new generation of PSR arranger keyboards, the Yamaha PSR-S670 offers you an astonishing array of voices, performance modes, songwriting tools, and more. You'll find this 61-key instrument The Yamaha's PSR-E463 makes a perfect first keyboard for students, a solid educational tool for classrooms, and a fun, lightweight travel instrument and compositional tool for professionals. Each of the E463's 61 full-sized, organ-style keys provides good resistance with a quick response that is suited for playing dynamic string pads to quick brass lines and synth leads. The E463 comes loaded with 758 rich stereo voices, which means students and recording artists will never be short on inspiration. For purists, a one-touch Live Grand Piano function bypasses all advanced features to provide a lush, distraction-free grand piano sound with 48-note polyphony. Intelligent backing tracks, a USB port for thumb drives and MIDI connectivity, and the included 9-lesson Yamaha Education Suite round out the PSR-E463's value-packed features.Yamaha PSR-E463 61-key Portable Keyboard Features:- Groove Creator with Intro, Section change, and Musical Climax for real-time DJ-like control of your EDM tracks- Quick Sampling to USB or internal memory for instant recall- Assignable knobs allow real-time manipulation of effects and parameters on Voices, Styles, and more- USB-to-host connectivity with MIDI and audio transfer for easy, 1-cable connection to your music-making software- 1/8 Aux input takes output from a portable music player, iOS device, or computer and plays back audio through the instrument's speakers- Style Expansion Memory onboard storage lets you expand your Style library with custom content- USB-to-device port allows connection of USB flash drives for loading and storing data- XG Lite Voice library gives you a collection of Voices over General MIDI (GM) for playing back songs from Yamaha's extensive online XG song library- 48-note polyphony allows more notes to be played without drop-outs, making more complex musical passages possible- Includes Music RestTechnical Specifications- Number of Keys: 61- Type of Keys: Touch Response- Other Controllers: Pitchbend- Polyphony: 48 Notes- Presets: 35 grooves, XG Lite Voice Library- Memory: 1.73 MB- Storage: USB flash drive- Formats: WAV, SMF- Number of Effects: 59- Effects Types: DSP, Reverb, Chorus, Master EQ, Harmony- Audio Recording: WAV (44.1kHz, 16 bit, stereo)- Audio Playback: WAV (44.1kHz, 16 bit, stereo)- Audio Inputs: 1 x 1/8 (aux)- Audio Outputs: 1 x 1/4 TRS (out/headphones)- USB: 1 x Type A, 1 x Type B- MIDI I/O: USB- Pedal Inputs: 1 x 1/4 (sustain)- Built-in Speakers: 2 x 4.7, 6W per sideWhat's in the box- Owners Manual- Music Rest- Power Adaptor