The BOSS ME-50B is a dedicated bass multi-effects processor built around a straightforward, stompbox-style control layout.

It combines compression, EQ, drive, bass synth, filter, modulation, delay and expression effects in one rugged floor unit, making it a practical all-in-one option for rehearsal, live use and home practice.

This pre-owned example is presented in Very Good Condition.

Dedicated Bass Effects

The ME-50B is designed specifically for bass guitar, with effects tailored to work effectively across lower frequencies.

Its main processing sections include:

• Compressor / Limiter

• Filter / Tone

• Drive / Synth

• Delay / Modulation

• Master EQ

• Expression effects

Drive, Synth & Filter Sounds

The Drive / Synth section includes a range of bass-focused sounds such as:

• Overdrive

• Distortion

• Fuzz-style tones

• Bass synth effects

• Hi Band drive

The Filter / Tone section adds further options including:

• T-Wah

• Octave Up / Down

• Slow Gear

• Defretter

• Enhancer

Modulation & Delay

The ME-50B also includes:

• Chorus

• Flanger

• Phaser

• Delay

• Reverb

This gives the unit plenty of scope for both conventional and more experimental bass sounds.

Built-In Expression Pedal

The integrated expression pedal can control functions including:

• Volume

• Wah

• Resonance

• Pitch Bend

• Sound Hold

• Kick Drum

Key Features

• BOSS ME-50B

• Dedicated bass multi-effects processor

• Stompbox-style control layout

• COSM Compressor / Limiter

• 3-band Master EQ

• Drive and distortion effects

• Bass synth effects

• T-Wah

• Octave Up / Down

• Slow Gear

• Defretter

• Enhancer

• Chorus

• Flanger

• Phaser

• Delay

• Reverb

• Noise Suppressor

• Sound Hold

• Sound On Sound

• Kick Drum function

• Built-in expression pedal

• Built-in tuner

• Manual Mode

• Memory Mode

• 24 user patches

• 24-bit A/D and D/A conversion

• 44.1kHz sampling rate

• Stereo outputs

• AUX input

• Headphone output

• Approx. 7 lbs

• Very Good Condition

Condition

Pre-Owned – Very Good Condition

This unit has been well cared for overall and shows light cosmetic signs of previous use consistent with careful ownership.

It remains fully functional and ready for rehearsal, recording or live performance.

Please study the listing photographs carefully for the individual cosmetic condition of this unit.

What’s Included

✔ BOSS ME-50B Bass Multiple Effects Processor

✘ No Power Supply Included

Power Requirements

The ME-50B can be powered by:

• 6 x AA batteries

• Compatible BOSS PSA-series 9V DC adaptor

Current draw is approximately 140mA.

No external power supply is included.

Checked & Tested

This pre-owned BOSS ME-50B has been checked by the Fair Deal Music team for general operation before being offered for sale.

Ideal For

• Bass guitar

• Rock

• Funk

• Metal

• Pop

• Alternative

• Experimental bass

• Rehearsal

• Live performance

• Home practice

• Players wanting multiple bass effects in one unit

Fair Deal Music Verdict

The BOSS ME-50B is a strong option for bassists who want a wide range of effects without relying on deep menus.

Its hands-on controls, dedicated bass processing, expression pedal and 24 user patches make it flexible enough for live work, rehearsal and home use, while the rugged floorboard format keeps everything in one practical unit.

This example is in Very Good Condition and is supplied without a power supply.

Fair Deal Music is an independent, family-run music retailer established in Birmingham in 1987.