The Casio WK-3300 has 76 full size keys with 400 DSP programmed advanced tones like stereo piano and tremolo electric piano for a total of 620 tones, including 50 drawbar organ tones. This powerful instrument features an on-board sequencer and a mixer, for unmatched creative possibilities, plus powerful 2-way bass reflex speakers to take your performance to the next level. This keyboard is ideal for home/project studio use, open-mic performance, education/classroom applications, or simply for pure musical enjoyment. Computer connectable via USB and also includes an SD card slot. The WK-3300 76 Key Musical Keyboard with touch response, allows you to select up to 894 tones that include orchestral sounds, synthesized sound and more. The auto accompaniment feature will allow you to simply play a chord. The corresponding rhythms, bass, and chord parts play automatically. A big LCD screen graphically shows you fingerings, keyboard keys to be pressed, and notes, making keyboard play more informative and enjoyable than ever before. 620 Tones include Rich Advanced Tones. A total of 400 Advanced Tones are programmed with DSP tones to make them richer and more powerful. Advanced tones like Stereo Piano and Tremolo Electric Piano enhance the Piano and Electric Piano tones to create a totally new sound. 50 Drawbar Organ Tones In addition to the 620 standard tones, the keyboard also includes 50 realistic drawbar organ tones. Drawbar organ tones can be controlled using nine digital drawbars. You can also select percussion or key click, and even edit the parameters of preset tone and save up to 100 original tones in user tone memory. Flash Memory Built-in Flash memory lets you expand your selection of tones and rhythms by downloading data from the CASIO MUSIC SITE, or by the CD-ROM that comes bundled with the keyboard. You can also store up to 200 SMF format music files.