61 regular-sized touch sensitive keys and 128-note polyphony. 

678 realistic instrument voices, 480 XG voices, 28 Drum/SFX Kits and 322 accompaniment styles which allows the enjoyment of regionally unique music, making it possible to have even more fun with music. 

Introducing a completely fine level of sonic realism and musical expressiveness. The remarkably authentic Voices feature the unique performance characteristics of each instrument, the expressive finger-slides on the guitar, or the breathy, legato phrasing of a saxophone. Never before have such string, wind and brass instruments, played live with a keyboard, sounded so convincing or so real! 

It features multiple samples across the keyboard with sophisticated velocity switching - for incredibly authentic instrument sounds. It contains not only the basic samples of the instrument but also the performance techniques used with it. On a guitar for instance, players will hear open and mute string sounds, dead notes, hammering effects, slide effects, harmonics and a wide range of strum and body noises. In technical terms, MegaVoice duplicates an instrument's behavior. In sonic terms, this gives the keyboard stunningly realistic sounds. 

This special function not only gives you a full set of rich and luscious organ sounds, it also lets you create your own original organ voices, just as on a traditional organ, by increasing and decreasing the flute footages, and adding percussive sounds. 

The amazing Vocal Harmony feature automatically produces backup vocal harmonies for lead vocals that you sing into a microphone. You can even change the gender of the harmony voices - for example, letting you add female backup to your own male voice (or vice versa), with it all.

High-resolution, 320 x 240 dots, color TFT (Thin Film Transistor) LCD screen. Big and bright, the 5.7 inch display shows scores, lyrics, all important settings and parameters with crystal clear clarity, even under extreme lighting conditions. 

This allows you to show text files you've created on computer-making. Even if the Song doesn't contain lyrics data, you can view the lyrics on the display. If enables various useful possibilities, such as the showing of lyrics, chord names, and text notes. 

You can record your performance as audio data to a USB storage device. Connect a microphone or guitar to the instrument and enjoy recording a guitar and keyboard performance together, or record your singing along with song playback. Also it features playback of audio files in the "MP3 (.mp)" format commonly used by personal computers and portable music players. 

You can embellish your performance as you play with several preset phrases by using the Multi Pads. These can even be synchronized with Style/Song playback. The information displays for Registration Memory and One Touch Setting allow you to confirm the registered panel setups easily. 

When you want to play in a certain genre of music but don't know which settings to choose, what can you do? Music Finder has the answer. It offers an extensive range of music styles with pre-programmed voices and effects setups. Search for suitable styles. It instantly call up the best-suited voices, tempo and accompaniment style to match the song name or music style you wish to play. Simply call up a song title and start playing. 

Bring your instrument online and tap into the worldwide music network! Yamaha has created a new, essential online service for musicians everywhere: Internet Direct Connection (IDC). IDC lets you connect the instrument directly to the Internet, without a computer, letting you delve into thousands of MIDI songs on our custom website, and download your favorite music for playback on the instrument. 

This service gives you the capability, by connecting the instrument to the Internet Direct Connection (IDC), of searching for and adding desired panel settings and song data via the IDC to the instrument. For more details about this service, refer to the following website. http://services.music.yamaha.com/musicfinder/ 

LAN Port is for a wired internet connection the same as a LAN terminal you see on a computer. Stay connected and directly access to the Yamaha's special service "Internet Direct Connection (IDC)" without a computer. Once you're online with IDC, you can download your favorite contents straight to your instrument. And that's just the beginning - the fun and excitements start from there! 

Insert a USB flash memory in the USB TO DEVICE terminal on the instrument. It would let you save or load the registered settings and user songs created on the instrument, as well as read data from the connected device.