главное результат, кончишь али нет

зесь сказано шо он сохраняет на флэш http://www.sweetwater.com/store/detail/SP404

Writes to inexpensive CompactFlash cards
The Roland SP-404 comes equipped with an industry-standard CompactFlash slot that accepts cards of up to 1GB capacity. You can even import WAV and AIFF files into the SP-404 via CompactFlash, and vice versa. CF cards are handy, reliable, and readily available on the mass market.

еси есь вопросы пишы

http://www.sweetwater.com/store/detail/SP404/contact/