(Based on 
Searching serial numbers
Top-quality sounds combined with amazing ease in operation and performance.
The Yamaha PSR-S700 is an arranger workstation gives you the same ultra-quality sounds found on top-of-the-line PSR models. The PSR-S700 has 317 realistic instrument voices and 205 accompaniment styles powered by MegaVoice technology. The smartly designed Yamaha keyboard's panel layout makes operating and playing exceptionally easy and intuitive. All the panel controls and buttons are right in the front of you, logically arranged for optimum performing convenience, allowing you to seamlessly switch setting as you play, and perform like a true pro. The Data List contains various important preset content lists such as Multi Pads and Effects, as well as MIDI-related information. The Data List is available for downloading from the Yamaha Manual Library. All the accompaniment styles powered by MegaVoices as well, for powerful play-along tracks. The LAN Port gives you Internet Direct Connection access. The large, backlit full-dot LCD screen displays lyrics and score and rich sounds with bass-reflex stereo speaker system.
Keyboard/Polyphony
61 regular-sized touch sensitive keys and 96-note polyphony.
MegaVoice Technology
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, Mega Voice duplicates an instrument's behavior. In sonic terms, this gives the keyboard stunningly realistic sounds.
Organ Flutes
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.
Music Finder
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.
Online On-demand Music
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 so you can delve into thousands of MIDI songs on the Yamaha custom website and download your favorite music for playback on the instrument.
Internet Direct Connection
This Yamaha-exclusive feature marks a giant leap forward in instrument expandability and enjoyment. IDC enables users to browse and download thousands of songs, as well as receive valuable information such as product updates, news and user tips, from their instrument's display screen.
LAN Port
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!
USB TO DEVICE Terminal
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.
USB TO HOST Terminal
Dive in and take advantage of the wide world of computer music software. Connections and setup are exceptionally easy, and you can play back your computer recorded parts with different instrument sounds--all from a single instrument.
Based on 
