Korpa 
MAKE YOUR FIRST KEYBOARD THE BEST. MAKE IT YAMAHA.
Featuring a special Light Guide function with glowing keys, this entry keyboard lets even complete beginners play with ease. Enjoy developing your skills with built-in Songs, that include many popular hits, and a wide variety of Lesson functions. And get inspired by the responsive touch sensitivity that lets you fully control the dynamics of the sound, as well as the authentically luxurious instrument Voices, including grand piano and others. This is an instrument that brings musical pleasure to everyone, from children to adults.
GLOWING KEYS MAKE FIRST-TIME PLAY AND PRACTICE A BREEZE
Simply press the keys in time as they light—and enjoy playing, even if you can't read music or have never touched a keyboard before. In addition, the instrument features 3-step Lessons that let you practice the built-in Songs according to your level, with just your right hand, or your left hand, or both hands together, and practice the same phrases repeatedly as needed.
ENJOYABLE AND COMPLETELY AUTHENTIC
In addition to the luscious, authentic sounds of Yamaha's grand pianos, there are fully 650 built-in Voices, featuring realistic sounds of guitars, basses, drums, and other musical instruments. And you can play these sounds with full expressive control. Play the keys strongly and the sound gets louder. Play them softly and it becomes gentle and delicate. This touch response function brings out the most minute nuances in your performance, so you can enjoy playing to your heart’s content.
PLAY AND LISTEN TO YOUR FAVORITE SONGS
There are 152 Songs built into the instrument, including famous pop, classical, and piano Songs, letting you enjoy playing and listening to your favorite music. Moreover, you can connect it to your computer and add even more of your personal favorite songs.
AUTOMATIC BACKING MADE EASY
The instrument has powerful Style features that automatically add rhythm, bass and chordal backing notes to perfectly match the chords you play, and make it sound as if you’re performing with an entire backing band. There’s even a convenient Auto Chord Play function that automatically produces musically appropriate chords and helps you expand your performance range.
OTHER FEATURES
Super Articulation Lite
DSP effects
Arpeggio function
Registration memory
Rec'n'Share
USB Audio Recording/Interface
Direct UI
Duo Mode
Song Book
Headphones jack
Recording
Battery Powered
EZ-310
61-key, touch-sensitive keyboard—specially equipped with lighting keys, and designed as an entry Portable Keyboard model for the first-time players. Stylish and comprehensive, it allows you to practice, play and perform with a variety of lesson functions and authentic instrument sounds.
Convenient Light Guide function shows you which notes to play with lighting keys
A total of 152 built-in demo Songs, including popular and famous songs, as well as pieces for study
650 high quality Voices, 260 auto accompaniment Styles
Touch-sensitive keyboard with 48-note polyphony
12 Super Articulation Lite Voices
Reverb, Chorus and 41 types of DSP effects
26 Harmony types and 152 Arpeggio types
Brand new "Auto Chord Play" function for Style
"Keys to Success" with various lesson functions
Duo mode
USB Audio/MIDI Recording/Interface
Battery operation (AAx6)
