Electric Guitar Effects

The MXR Mr. Talkbox effects pedal gives your instrument an expressive, lively and instantly recognisable sound. Its design incorporates an amplifier, a speaker and dedicated controls to shape the vowels, consonants and overall texture of the signal, with a dynamic response suited to both keyboardists and guitarists, for funk, gospel, R&B or pop creations that truly stand out from the crowd.

ARTICLE N° 126850
The MXR Mr. Talkbox effects pedal creates a unique interface between your instrument and your voice, channelled through the tube, with a design tailored to guitarists and keyboardists seeking an expressive talkbox effect for live performances, studio work or sound design.

Its 25 W amplifier and neodymium magnet speaker deliver rich bass response, with greater dynamic headroom to preserve the density of the notes and improve the definition of vowels and consonants, even as your playing gains in intensity and sonic depth.

The Volume, Tone and Gain controls allow you to shape the effect’s presence and character, with progressive saturation as the gain increases. The Gain Bypass switch bypasses the preamp and clipping diodes to maintain a cleaner signal path, which is also suitable for keyboardists using high-level signals or guitarists wishing to utilise their own pedalboard.

The Mute switch expands mixing possibilities by separating the signal sent to the valve from that sent to the amp output, allowing, in particular, for a smooth transition between passages with and without the effect.

Byron ‘Mr. Talkbox’ Chambers is a Grammy Award-winning artist, renowned for his work with the talkbox in gospel, funk, R&B and pop.
His mastery of this effect has left its mark on numerous musical productions and has helped to give him a particularly expressive sonic identity. His approach is based on precise articulation of vowels and consonants, using his mouth as a key element in shaping the instrumental signal.
MXR teamed up with him to develop this Signature version, designed to meet his requirements in terms of power, dynamic range, vocal control and portability for live performances, radio broadcasts and podcasts.
  • MXR MRT01 Mr. Talkbox
  • Effects pedal for guitar & keyboard
  • Type: Talk Box
  • Signature model
  • Artist: Byron "Mr. Talkbox" Chambers
  • Technology: analogue
  • Built-in amplifier: Class D
  • Amplifier power: 25 W
  • Speaker: neodymium magnet driver
  • Controls: Volume, Tone, Gain
  • Volume: adjustment of the overall effect level
  • Tone: adjustment of the EQ slope
  • Gain: distortion level control
  • Gain Bypass: deactivates the gain stage
  • Mute: cuts off the amplified output
  • Bypass: buffered
  • Connections:
  • Input: ∅6.35 mm TS jack
  • Output: ∅6.35 mm TS jack
  • Vocal cable: 2.40 m
  • Power supply: 18 V⎓ / 1.8 A adapter, centre negative, supplied
  • Accessories included: vocal cable + microphone stand clamp
For funk or R&B, the effect works best when combined with a phaser pedal placed upstream, creating additional movement around the vowels articulated by the tube. This combination opens up a more dynamic sonic palette, with a distinct electronic character.

Using it in a pedal stack can also accentuate the talk box’s character, particularly thanks to the Gain Bypass, which allows the signal to bypass the internal gain stage. This configuration allows for a more personalised approach to processing, whilst retaining the sonic characteristics already shaped by the effects placed upstream.
MXR - MTR01 Mr TalkBox MXR - MTR01 Mr TalkBox
New
374,17 € excl VAT
Preorder
Arrival expected on Oct 13, 2026
Guarantee 3  years
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