Pricing and availability
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Average Price: $397
High-end/Boutique
$70
$201+
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Price History
Based on price data from 6 merchants for "Boss ME-90B Bass Multi-effects Processor". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Unleash your bass creativity with the Boss ME-90B Bass Multi-effects Processor, a versatile powerhouse that brings a studio's worth of sounds right to your feet. Designed for bassists who crave a blend of vintage charm and modern innovation, this all-in-one processor boasts 10 AIRD preamps and an IR loader to craft the perfect foundation for your sound. With a remarkable collection of 61 effects tailored specifically for bass, the ME-90B allows you to explore everything from subtle nuances to bold, aggressive textures.
The ME-90B’s intuitive interface features eight color-coded footswitches and a built-in expression pedal, ensuring seamless real-time control. Whether you’re on stage or in the studio, the ME-90B's comprehensive I/O options, including a ground lift-enabled XLR output and stereo 1/4-inch outputs, provide connectivity for any setup. Plus, its USB-C connectivity offers effortless integration with your DAW for recording and playback.
Dive into the BOSS Tone Studio software to customize and expand your tonal palette further. With the ability to edit tones, change preamp and effect types, and share setups through BOSS Tone Exchange, your creative potential is limitless. Portable and powerful, the ME-90B is your ticket to unlocking a world of bass possibilities.
Key Features:
- All-in-one bass processor with 10 AIRD preamps and IR loader
- 61 bass-optimized effects organized into intuitive sections
- Eight color-coded footswitches and expression pedal for real-time control
- Stereo 1/4-inch and XLR outputs with ground lift for versatile connectivity
- USB-C port for DAW integration and BOSS Tone Studio software
- Manual and Memory modes for flexible operation
- Supports up to three user speaker IRs
- Powered by four AA batteries or optional AC adapter
- Access to BOSS Tone Exchange for sharing and downloading presets
Product specs
| Pedal Type | Bass Multi-FX |
| Analog/Digital | Digital |
| Number of Effects | 93 (36 User presets), 36 Factory Presets) |
| Effects Types | 11 x Preamp/EQ, 6 x Mod, 11 x Comp/FX2, 11 x Filter/FX2, 11 x Drive/Synth, 11 x Delay/Reverb, 11 x Pedal FX |
| Looper | Up to 38 seconds |
| Inputs | 1 x 1/4" (instrument) |
| Outputs | 2 x 1/4" (L/Mono, R) |
| Headphones | 1 x 1/8" |
| USB | 1 x Type C |
| MIDI I/O | USB, Bluetooth |
| Other I/O | 2 x 1/4" (FX Loop: Send, Return), Bluetooth with BT-Dual Adaptor |
| Expression Control | Yes |
| Software | Boss Tone Studio, ME-90 IR Loader |
| OS Requirements - Mac | macOS 11 or later, iOS 11.0 or later |
| OS Requirements - PC | Windows 10 or later, Android 7.0 or later |
| Power Source | 9V DC power supply (sold separately) |
| Power Usage | 195mA |
| Batteries | 4 x AA (Included) |
| Height | 3.68" |
| Width | 17.5" |
| Depth | 6.68" |
| Weight | 6.43 lbs. |
FAQs
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How many effects are available on the Boss ME-90B Bass Multi-effects Processor?
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The Boss ME-90B offers 93 effects, including 11 Preamp/EQ, 6 Mod, 11 Comp/FX2, 11 Filter/FX2, 11 Drive/Synth, 11 Delay/Reverb, and 11 Pedal FX types, along with 36 user presets and 36 factory presets.
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Does the Boss ME-90B have a built-in looper?
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Yes, the Boss ME-90B includes a looper that can record up to 38 seconds with overdubbing capabilities, making it ideal for practice and performance.
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Is the Boss ME-90B compatible with USB and Bluetooth connections?
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The Boss ME-90B supports USB Type C for connectivity and MIDI I/O, as well as Bluetooth connectivity with the BT-Dual Adaptor, allowing for versatile integration with other devices and software.
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Can I use the Boss ME-90B with a computer or mobile device?
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Yes, the Boss ME-90B is compatible with macOS 11 or later, iOS 11.0 or later, Windows 10 or later, and Android 7.0 or later, enabling connection to computers and mobile devices.
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What power source does the Boss ME-90B require?
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The Boss ME-90B operates on a 9V DC power supply, which is sold separately, and can also run on four AA batteries, which are included.
Videos
Andertons Music Co
NEW Boss ME-90B - How Does it Sound in a Real Band?
Reviews
PROS
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Compact and sturdy, typical Boss quality ensures durability
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Seamless connectivity options with XLR output and optional Bluetooth
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Intuitive, analog-style control without complex menus
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Extensive sound and effect options for diverse music styles
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Functions like a custom-built effects board or memory mode
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Affordable for the range of features provided
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High-quality sound, comparable to higher-end units
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Easy to create and store custom patches for live performances
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Great for both beginner and experienced musicians
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Excellent for PA systems, enhances live sound quality
CONS
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Requires separate purchase for power supply and Bluetooth adapter
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Compression and Octave effects under same control switch limit simultaneous use
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No control over XLR output volume affecting direct/in-ear monitoring
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Stomp mode settings reset on power off, requiring re-tweaking
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Boss ME-90B Bass Multi-effects Processor.
Features and functionality
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Owners appreciate the unit's built-in audio interface, allowing direct connection to a computer for recording.
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The Boss ME-90B includes a send/return FX loop, enabling users to incorporate additional pedals into their setup.
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ME-90B lacks parallel routing, a feature praised on units like the Stomp XL, which allows for superior wet/dry mix control.
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Owners report noise issues with certain effects, particularly overdrive and some delays, which may require careful patch creation to minimize during live performances.
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Some users express dissatisfaction with the octave effect on the expression pedal, describing it as out-of-tune and similar to a fast chorus effect layered on top.
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Comparisons
User experience
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Some users find the ME-90B easier to manage and more enjoyable than assembling a complex board of individual pedals.
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Owners find the ME-90B's physical knobs useful for quick effect tweaks, enhancing live performance versatility.
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Users appreciate the manual mode and physical knob adjustments, which enhance the tactile experience and make real-time sound tweaks more intuitive compared to touchscreen interfaces.
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Use cases and applications
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It's been noted that the ME-90B can effectively replicate the Boss SL-2 slicer effect, adding versatility for experimental sounds.
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The ME-90B is praised for its simplicity, allowing users to easily organize live sound without needing numerous parameters, making it ideal for straightforward gig setups.
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Software and compatibility
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Boss products historically receive fewer firmware updates than Line 6, potentially affecting long-term software support and feature expansion.
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Critic Reviews
5.0 out of 5
Based on 1 Review and 1 Rating
Genre Usage
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