US 9V Power Adaptor for the Zoom B2.1u Effects pedal by myVolts
B2.1u Bass Effects Pedal | Zoom
Amazon.com: Zoom B2 Four Bass Multi-Effects Processor with 6 DI Boxes, Multi-Layered IR's, Amp Modeling, 100+ Built in Effects, Looper, Lightweight & Audio Interface for Direct Recording to Computer : Musical Instruments
Zoom reveals its new compact bass multi-fx and amp emulator pedal: the B2 Four | MusicRadar