The Roland Micro Cube RX is a discontinued, ultra-portable, battery-powered STEREO guitar amplifier. It features four custom 4-inch speakers, eight COSM amp models, six digital effects, a built-in chromatic tuner, a Rhythm Guide DRUM MACHINE, and a Microphone input. Plug in or battery power.

Super fun! Sounds great, especially stereo chorus and other effects! Very versatile, easy to use. Great practice tool, easy to dial in inspiring sounds, and also perfect for solo gigs.

Comes with dedicated AC power adaptor. Excellent condition.

- Stereo power amplifiers and four newly developed 4-inch (10cm) speakers
- Eight COSM amps, six digital effects, and chromatic tuner built in
- Rhythm Guide function for practical rhythm training
- Stereo AUX input for CD/MP3 player, Phones/Recording out
- Battery driven (6 x AA, up to 13-hour continuous use) or AC Adaptor (included)

Amp Models

• Acoustic Sim – Simulates an acoustic steel-string guitar tone from an electric guitar.
• JC Clean – Modeled after the iconic Roland JC-120 Jazz Chorus clean sound.
• Black Panel – Modeled after a vintage Fender Blackface-style American amp (e.g., Twin Reverb).
• Brit Combo – Modeled after a classic British EL84 combo amp (e.g., Vox AC30).
• Classic Stack – Modeled after a vintage Marshall-style stack (JMP1987).
• Metal Stack – Modeled after high-gain modern metal stack distortion.
• R-Fier – Modeled after a Mesa/Boogie Dual Rectifier (Rectifier) high-gain tone.
• Mic – A clean vocal/microphone preamp setting designed for plugging in a mic

Effects

• Chorus (spatially synthesized to mimic the Roland JC-120 stereo chorus)
• Flanger
• Phaser
• Tremolo [1]

Delay & Reverb Section In addition to the EFX knob, the amp includes an independent control for spatial ambient effects:

• Delay
• Reverb