A. Apple offers PDF files containing a complete list of Jam Pack instruments in Jam Pack 1, Jam Pack 2: Remix Tools , and Jam Pack 3: Rhythm Section, Jam Pack 4: Symphony Orchestra, and World Music Instruments online
GarageBand from Apple Computer uses audio loops and MIDI loops in Apple Loops format. It can work with Audio Units plug-ins. Apple Macintosh Compatible FireWire and USB interfaces can be used to connect Audio and MIDI instruments to your Mac, and be recorded into GarageBand.
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