Exploring High-End Accompaniment Modules: SD40, SD90, and EVENT X for OMB Guitar Systems

For guitarists looking to elevate their playing experience with professional-grade accompaniment, the world of high-end sound modules offers exciting possibilities. When paired with OMB (One-Man Band) guitar systems, these modules can transform a solo performance into a full band experience. Let’s take a closer look at three top-tier options: the SD40, SD90, and EVENT X, and see how they compare in delivering authentic, fantastic-sounding band accompaniment.

SD40: Compact Powerhouse
The SD40 is the most compact of the three, making it an excellent choice for guitarists who prioritize portability without sacrificing quality. Despite its small size, it packs a punch in terms of features:

  • Extensive style library covering various genres
  • High-quality instrument sounds and drum kits
  • User-friendly interface with a color display
  • Ability to load and play MP3 and MIDI files


When connected to an OMB guitar, the SD40 responds in real-time to your playing, providing a responsive and natural-feeling accompaniment. Its compact size makes it ideal for musicians who frequently perform in different venues or have limited space in their setup.

D90: Advanced Features for Demanding Musicians
The SD90 takes things up a notch, offering more advanced features for guitarists who demand the utmost in sound quality and customization:

  • Larger, more diverse style and sound library
  • Enhanced audio quality with more detailed instrument samples
  • More powerful processor for smoother performance
  • Expanded connectivity options for integration with other gear
  • Advanced editing capabilities for creating custom styles and sounds


With an OMB guitar, the SD90 shines in its ability to provide nuanced, dynamic accompaniment that responds not just to chord changes, but also to the intensity and style of your playing. This module is ideal for professionals and serious hobbyists who want deep control over their sound and accompaniment.

EVENT X: The Ultimate in Versatility and Sound Quality
The EVENT X represents the pinnacle of accompaniment technology, offering unparalleled versatility and sound quality:

  • Massive library of ultra-high-quality sounds and styles
  • Advanced harmony and arrangement capabilities
  • Sophisticated audio processing for studio-quality sound
  • Extensive connectivity options, including video output
  • Powerful onboard effects and mixing capabilities
  • Large, intuitive touchscreen interface


When used with an OMB guitar system, the EVENT X provides an incredibly realistic and responsive backing band experience. Its advanced processing power allows for complex arrangements that can adapt in real-time to subtle changes in your playing, creating a truly interactive performance experience.

Choosing the Right Module for Your OMB Guitar

Each of these modules offers fantastic accompaniment capabilities when paired with an OMB guitar system. Your choice will depend on your specific needs:

For the gigging musician who values portability, the SD40 offers an excellent balance of features and compact size.

The SD90 is perfect for the musician who wants more control and customization options, along with superior sound quality.

The EVENT X is the top choice for professionals and serious enthusiasts who demand the absolute best in sound quality, features, and versatility.

Regardless of which module you choose, when combined with an OMB guitar system, you’ll have access to a level of accompaniment that was previously only possible with a full live band. These modules open up new possibilities for solo performers, allowing them to create rich, full arrangements that respond dynamically to their playing.

As technology continues to advance, we can expect even more impressive developments in this field. For now, the SD40, SD90, and EVENT X represent some of the best options available for guitarists looking to expand their sonic palette and performance capabilities with authentic, high-quality band accompaniment.