ZOOM B2 FOUR Bass Effects & Amp Emulator with Multi-Layer IR, Released in 2023

The B2 FOUR is an effects and amp emulator designed specifically for bass, featuring over 100 built-in amp and effect models, allowing you to use up to five simultaneously in any order. The DI MODEL function lets you choose from six tones (three tube, three solid state). An audio circuit optimized for bass characteristics, providing a sharp attack and clear low end. Newly developed multi-layer IR provides 11 even more realistic amp and cabinet models. 11 preamp models (including three original ZOOM models).