The Bankstick is a non-volatile memory module for storing your presets/banks/patches on the MIDIbox.

Info can be found here: http://www.ucapps.de/mbhp_bankstick.html

For Developers: In this forum post, TK explains how to program bankstick read/write access to custom applications: http://www.midibox.org/forum/index.php?topic=5951.msg36625#msg36625