B1X FOUR Bass Multi-Effects Processor with Expression Pedal, 70+ Built-in Effects, Amp Modeling, Looper, Rhythm Section, Tuner, Battery Powered

Explore a vast array of sounds from clean compression to fuzz, synth, and modulation, along with 9 classic amp models for stage-ready tones. 68 rhythm patterns and an integrated looper enable you to develop ideas, practice timing, and build layered bass parts without additional gear. Shape your sound in real-time by controlling volume, wah, delay, pitch, and more for dynamic performances using the expression pedal. Employ up to five effects at once and arrange them in any sequence to craft your own signature sound. The built-in chromatic tuner ensures your bass stays perfectly tuned wherever you play