NUX - Micro Modelling Guitar Processor MK II #MG-300MKII
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Ships in 3–7 days
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Available online only
We order it from our supplier as soon as you buy and ship it to you when it arrives.
Powerful, Versatile, and Enhanced for the Modern Musicians.
Everything you need, and more
Packed with a full range of effects for limitless creativity.
The MG-300MKII retains all the beloved effects of the MG-300, delivering everything from rich overdrives and dynamic compressors to lush delays, expansive reverbs, and precise EQs. With a comprehensive selection that includes 1 Noise Gate, 2 COMPs, 13 OD/DISTs, 1 Touch Wah, 2 EQs, 14MODs, 7 DLYs, 5 RVBs, this unit has it all.
The MG-300MKII also includes a special Patch Level (P.L) block. You can place it anywhere in your effect routing and adjust the level through it.
What sets the MG-300MKII apart is the addition of the new Shimmer Reverb. Elevate your sonic palette with this ethereal effect, perfect for creating spacious, atmospheric soundscapes that add a whole new dimension to your music.
Unlock More Tones with Block Switching
In the EDIT mode, you can switch the function of CMP, EFX, or RVB by long-pressing the block, opening up endless creative possibilities for crafting your perfect tone.
- Compact and Portable Amp Modeler and Multi-FX
- Advanced Amp Modeling: Features the TSAC-HD White-Box Amp Modeling algorithm for authentic tube amp playability.
- Impulse Responses: Includes 25 guitar cabs, 8 bass cabs, 3 acoustic IRs, 4 microphones, 3 mic positions, and 24 user-loadable IR slots.
- Iconic Effects: Equipped with overdrives, delays, compressors, reverbs, and EQ settings to cover all essential sound shaping needs.
- Phrase Looper and Drum Machine
- Expanded I/O: USB-C, TRRS-supported Phones jack, and additional ports for seamless integration.
- Live Streaming Capabilities: Enhanced features for live streaming, including dedicated microphone level controls and noise gate.
- Pro Scene Selection: Allows navigation through three distinct scenes within a single preset for quick sound changes during performances.
- QuickTone Software Editor: User-friendly interface for easy sound customization, parameter tweaking, and patch management.
- Sampling Frequency: 48KHz
- ADConverter: 32bit
- Frequency Response: 20Hz-20000Hz +1dB
- THD+N: <1%
- Dynamic Range: 106dB
- Input: +8dBu
- Output: +8dBu
- Power: DC 9V
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NUX
AUTHORIZED DEALERAvailable in store & online — Nantel Musique
NUX is one of the most recognized names in musical instruments worldwide. Known for exceptional build quality, innovative design, and reliable performance across every price range, NUX instruments are trusted by beginners and touring professionals alike.
at nantel musique, we carry a curated selection of nux effects & pedals — each one inspected, set up, and backed by our expert team. every purchase includes our satisfaction guarantee and dedicated after-sales support.

