JM4 Looper features over 100 Endless Jam(TM) tracks and drum grooves in more than 10 styles performed by top LA and Nashville session players. These tracks aren't rigid and robotic; these are actual recordings laid down by A-list drummers, bass players, and guitarists. The real-world chemistry from these dynamic rhythm sections is here for you to explore your creativity in writing songs, trying out solo ideas or just honing your chops between gigs.