The phrase denotes resources offering complimentary collections of musical accompaniment patterns tailored for use with Yamaha’s SX900 keyboard workstation. These collections, often referred to as “styles,” provide pre-programmed arrangements across a wide range of genres, allowing musicians to quickly and easily create full-sounding backing tracks. As an example, a user might search for a “ballad style pack” to easily generate accompaniment for a slow, melodic song.
The availability of these free resources significantly enhances the user experience for SX900 owners. Instead of painstakingly creating their own accompaniment patterns from scratch, musicians can leverage readily available content to expedite their creative process. Historically, the creation and sharing of user-generated styles have fostered a vibrant online community surrounding Yamaha keyboards, expanding the instrument’s sonic capabilities beyond its factory presets.