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Zoom B1 FOUR Multi-effects Processor

Availability: Please submit request below...
R2,395.00 R2,595.00
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Bass Multi-effects Pedal with 9 Amp Models, 60 Onboard Effects, Looper, Built-in Drum Machine with 68 Patterns, and Chromatic Tuner
8% Off... the manufacturer's suggested retail price...





The Zoom B1 Four bass multi-effects pedal takes your low end to new heights with over 60 effects and amp models, a looper, and a built-in rhythm section. It also includes access to Zoom Guitar Lab’s extensive library of downloadable artist patches and effects. Re-create your onstage tone with nine classic amps and cab combinations, including Fender, Aguilar, Ampeg, and more. Lay down a bass line of up to 30 seconds, and then endlessly overdub your performance to build a dynamic, multi-part arrangement.

Packed with features for the modern bassist

The Zoom B1 FOUR's onboard drum machine lets you play your bass to 68 different drum patterns in a variety of time signatures such as 4/4, 3/4, and more. For live performances, two performance modes allow you to switch patches and effects seamlessly. At home or in the studio, put your pedal on the desktop to easily dial in your sounds and settings — the autosave function instantly backs up your patches and level settings as you create them! The B1 Four operates on four AA batteries or the optional Zoom AD-16 AC adapter; you can even run your pedal via USB bus power.

What Zoom Says...

The Zoom B1 FOUR take your low-end to new heights with over 70 effects and amp models, looper and a built-in rhythm section. Plus, access ZOOM Guitar Lab’s additional library of downloadable effects.

Beyond the Bass-ics

Craft your signature sound with more than 60 traditional and boutique effects, such as octaver, bass synth and fuzz.

Classic Amps

Recreate your on-stage sound with 9 classic amps and cabinets like Fender, Ampeg, Aguilar and more*.

You’ll Love Our Free Guitar Lab Software

ZOOM Guitar Lab offers an endless world of artist patches, effects and more. And with its ability to manage and backup all of your patches, you can experiment with endless combinations.

Your New Rhythm Section

Play your bass to 68 different drum patterns! The B1 FOUR series offers a built-in drum machine with a variety of rhythm patterns in 4/4, 3/4 and more.

Loop Yourself In

Lay down a bassline up to 30 seconds, and then endlessly overdub your performance to build a dynamic, multi-part arrangement.

We’ve Got Your Back(up)

Turn on the auto save function and your patches and level settings will be instantly backed up as you create them.

Live Performing

Use either of 2 performance modes to seamlessly switch up patches and effects during live shows. PRESELECT mode lets you jump from patch to patch without affecting your current sound, while STOMP mode lets you turn individual effects on and off.

A More Hands-On Approach

Pick your pedal up off the floor for desktop use and easily dial in tones and settings to the exact levels you need.

Power Options

The B1 FOUR can operate with four AA batteries. You can also use an optional Zoom AD-16 AC adapter or run your pedal via USB bus power.

Zoom B1 Four Bass Multi-effects Processor Features:

  • B1 Four offers over 60 built-in effects
  • 9 amp models for simulating classic rigs
  • Up to 5 effects can be used simultaneously, chained together in any order
  • Looper for recording up to 30 seconds / 64 beats of CD-quality audio
  • Zoom Guitar Lab software for creating, editing and managing effects and patches
  • 68 built-in rhythm patterns that can be used in conjunction with the Looper
  • 50 memory locations for storing user-created patches
  • Auto Save function for automatic saving of all patch parameters
  • Preselect function allows silent patch selection while the current patch remains operational
  • Onboard chromatic tuner
  • Input jack accepts standard mono bass guitar cable (both active and passive instruments supported)
  • Auxiliary input jack for connection of personal music players
  • Output jack for connection to amp or headphones
  • Lightweight and small enough to fit in your gig bag
  • Easily integrated into any existing pedalboard
  • Runs on 4 AA batteries, with alkaline battery life of 18 hours
  • USB port for firmware updates, power, and connection to Zoom Guitar Lab
  • Optional AC adapter (Zoom AD-16)
  • Includes 4 AA (LR6) batteries, Quick Guide

            Pedal Type Bass Multi-FX, Modeling
            Analog/Digital Digital
            Presets 50 User, 40 Factory
            Number of Effects Over 60 (up to 5 simultaneous), 68 Built-in rhythm patterns
            Effect Types Octaver, fuzz, bass synth
            Amp Modeling Yes
            Number of Models 9 Amps
            Looper Up to 30 seconds
            Inputs 1 x 1/4" (instrument), 1 x 1/8" (aux in)
            Outputs 1 x 1/4" (line/headphone)
            USB 1 x Type Micro-B
            Headphones 1 x 1/4"
            Expression Control None
            Software Guitar Lab 4.0
            Compatibility macOS 10.12 or later, Windows 7 or later
            Power Source Zoom AD-16 AC adapter (sold separately), USB bus power
            Power Usage 500mA
            Batteries 4 x AA
            Height 1.6"
            Width 5.1"
            Depth 6.1"
            Weight 0.74 lbs. (without batteries)
            Manufacturer Part Number ZB1FOUR