Industry Sep 25, 2026
Boss Releases EX-4 Effects Expander for Pedalboard Optimization
The EX-4 has 120 onboard Boss effects, 256 presets, ample connections for integrating other pedals, and could be the wildcard your 'board's been waiting for
Originally published by
MusicRadar
Boss has introduced the EX-4 Effects Expander, a new multi-effects unit designed to enhance existing pedalboard setups. The device features 120 Boss effects, 256 presets, and extensive connectivity options for integrating other pedals. Originally reported by MusicRadar.