Unleash Your Bass:

- Introducing the B2 Four Amp and Effects Emulator, powered with Zoom’s Multi-Layer IR technology and 6 iconic DI models. Now you can craft the perfect low-end tone.

Packed with Effects:

- Build patches from 104 effects, including models of famous boutique effects and preamps. Mix and match up to 5 effects and amps simultaneously to build your own custom patches.

Rich Amp and Cabinet Models:

- Zoom’s innovative Multi-Layer IR technology recreates the tonal characteristics of playing through classic amps and cabinets. These impulse responses were captured from cabinets at 3 different levels and are activated based on the volume of your bass.

Historic Bass Sounds:

- Preloaded with 250 presets, these patches are designed to give bassists the ability to recreate the sound of popular songs from the 50’s to today.

Navigate and Create:

- The 4 rotary encoders allow for quick adjustments to effects parameters as well as output settings. The cross key navigation buttons help you control the pedal with ease.

Loop and Groove:

- Jam and rehearse with the B2 Four. The 60-second looper allows you to build grooves, while the 68 rhythm patterns from the on-board drum machine are the perfect companion for practice.

Audio Interface:

- The B2 Four can be used as a 2-in/ 2-out audio interface by connecting to a computer or smartphone with your favorite effects and amp models.

Its Own App:

- With a constantly expanding library of patches and effects, bassists can continue to expand their sound with the "Handy Guitar Lab for B2 Four" app (for iOS), available to purchase on the Apple App Store.

Features:

- 6 built-in DI models: 3 tube and 3 solid state

- 11 realistic amp/cabinet models with newly developed Multi-Layer IR

- 11 preamp models (including 3 Zoom original models)

- 82 bass effects including modeling of famous boutique pedals

- Analog input circuit with excellent low-frequency response

- Use up to 5 effects simultaneously

- 300 Patch Memories (250 Preset Patches with historic bass tones)

- 60 Second Looper + 68 rhythm patterns

- USB port for Handy Guitar Lab connection, 2-in/2-out audio interface and firmware updates

Specs:

- Maximum Number of Simultaneous Effects: 5

- User Patch Memories: 300

- A/D Conversion: 24-bit 128× oversampling

- D/A Conversion: 24-bit 128× oversampling

- Signal Processing: 32-bit

- Display: 256×128 dot-matrix LCD

Inputs:

- Input: Standard mono phone jack, Rated input level: −20 dBu, Input impedance (line): 1 or 10 MΩ (switchable)

- AUX Input: Stereo mini jack, Rated input level: −10 dBu, Input impedance (line): 10 kΩ

Outputs:

- Left/Right: Standard mono phone jacks, Maximum output level: +11.4 dBu (when output impedance 10 kΩ or higher)

- Balanced Output: XLR jack, Impedance: 100 Ω (HOT-GND, COLD-GND)/200 Ω (HOT-COLD) GND LIFT (switchable)

- Phones: Stereo mini jack, Maximum output power: 33 mW + 33 mW (into 32Ω load)

- Input S/N: 124 dB

Noise Foor (Residual Noise):

- Left/Right: –96.0 dBu

- Balanced Output: –100.0 dBu

- Phones: –96.0 dBu

- Control Input: FP02M input

- Power: AC adapter: 9V DC 500mA center negative (ZOOM AD-16)

- USB: USB 2.0 Type-C port (use cable that supports Type-C) Handy Guitar Lab: USB 1.1 Full Speed Audio interface: USB 2.0 Full Speed, 32-bit, 2-in/2-out • Use a USB cable that supports data transfer. USB bus power is supported.

- Dimensions: 146 mm (D) × 249 mm (W) × 72 mm (H)

- Weight: 906 g

* Note: 0 DBU = 0.775 V