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Key Features
- 120 Versatile Boss FX
- 256 Presets: 128 Factory and 128 User
- Gear Suite for Rapid Sound Creation
- Up to Four Simultaneous FX
Ideal for guitarists, bassists, and keyboardists seeking to expand beyond creative limitations, the BOSS EX-4 Effects Expander is a compact multi-FX pedal sporting 120 high-quality BOSS FX, split across 128 factory and 128 user presets. With the ability to load up to four FX at once, control the signal chain, you can cover many styles and craft custom sounds on the fly.
More DetailsNew Release
New Item - Coming Soon
Expected availability: End of Oct 2026
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