Roland S-1 Tweak Synth Micro Polysynth — main product image

Roland

Roland S-1 Tweak Synth Micro Polysynth

Name: Roland S-1 Tweak Synth Micro Polysynth
Brand: Roland
SKU: S-1

USB-C

Unleash Sonic Creativity with a Pocket-Sized Powerhouse Explore new sonic landscapes with the Roland S-1 Tweak Synth, a compact yet powerful polysynth inspired by the legendary Roland SH-101. Craft expressive leads, deep basses, and futuristic sounds with its intuitive controls, onboard sequencin...

$269.99*

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*Price sourced from Amazon.com. Last updated:Aug 27, 2026.Price and availability are subject to change — details.

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Overview

Unleash Sonic Creativity with a Pocket-Sized Powerhouse

Explore new sonic landscapes with the Roland S-1 Tweak Synth, a compact yet powerful polysynth inspired by the legendary Roland SH-101. Craft expressive leads, deep basses, and futuristic sounds with its intuitive controls, onboard sequencing, and innovative performance features. Whether you're a beginner or an experienced synth enthusiast, the S-1 offers a fun and inspiring music creation experience.

Specifications:

Sound Engine: Analog Circuit Behavior (ACB)
Polyphony: Four-voice
Oscillators: Square, Sawtooth, Sub, Noise
Modes: Mono, Poly, Unison, Chord
Sequencer: 64-step, 64 patterns
Interface: USB-C audio/MIDI (class-compliant)
Special Features: D-Motion control, oscillator drawing, oscillator chop, riser tools
Connectivity: USB Type C
Weight: 16 ounces
Dimensions: 10.25 x 6.6 x 3.5 inches

Key Features

Legendary SH-101 Inspired Design: Discover a new world of sound with the S-1 Tweak Synth, a potent micro polysynth inspired by the legendary Roland SH-101

Versatile Sound Palette: Jam with snappy basses and expressive leads, then launch your music into uncharted territory with futuristic wave manipulation, onboard sequencing, and unique performance features designed for modern creators

Authentic Analog Sound Engine: Features authentic SH-101 sound driven by Roland's evolving Analog Circuit Behavior (ACB) technology

Advanced Tone Crafting Tools: Craft all-new tones with powerful oscillator drawing, oscillator chop, and riser tools

Flexible Voice Modes: Mono, poly, unison, and chord modes with four-voice polyphony for diverse musical expression

Comprehensive Oscillator Options: Square, sawtooth, sub, and noise oscillators provide a wide range of sonic possibilities

Intuitive Hands-On Control: Hands-on panel with familiar synth controls for instant sound shaping and live performance tweaks

Innovative Motion Control: D-Motion feature allows controlling pitch, mod, and other parameters by physically moving the S-1

Built-In Sequencer: 64-step sequencer and 64 patterns for on-the-spot song creation and performance

Seamless Connectivity: Class-compliant USB-C audio/MIDI interface with no drivers needed for plug-and-play operation

Specifications

Product Type

Micro Polysynth

Inspiration

Roland SH-101

Sound Engine

Analog Circuit Behavior (ACB) technology

Oscillators

Square, sawtooth, sub, noise

Polyphony

Four-voice

Voice Modes

Mono, poly, unison, chord

Sound Shaping Tools

Oscillator drawing, oscillator chop, riser

Performance Feature

D-Motion (pitch, mod control by physical movement)

Sequencer

64-step sequencer

Patterns

64 patterns

Interface

Class-compliant USB-C audio/MIDI (no drivers needed)

Frequently Asked Questions

What classic synthesizer inspired the Roland S-1 Tweak Synth?

The Roland S-1 Tweak Synth is inspired by the legendary Roland SH-101, offering authentic sound from that era.

How many voices of polyphony does the S-1 Tweak Synth have?

This micro polysynth features four-voice polyphony, supporting mono, poly, unison, and chord modes for varied musical textures.

Can I create new sounds with the S-1, or is it only for recreating classic tones?

While it captures classic SH-101 sounds, you can craft all-new tones using powerful oscillator drawing, oscillator chop, and riser tools.

Does the Roland S-1 have an onboard sequencer?

Yes, it includes a 64-step sequencer and 64 patterns, designed for on-the-spot song creation and arrangement.

How do I connect the S-1 to my computer for audio and MIDI?

The Roland S-1 features a class-compliant USB-C audio/MIDI interface, meaning no drivers are needed for connection to your computer.

Strengths & Trade-offs

👍 Pros

Delivers authentic SH-101 sound powered by Roland’s Analog Circuit Behavior (ACB) technology for classic analog tones.
Enables crafting all-new sounds through powerful oscillator drawing, oscillator chop, and riser tools for creative sound design.
Offers versatile voice modes including mono, poly, unison, and chord modes, with four-voice polyphony for varied musical expression.
Features a hands-on panel with familiar synth controls, allowing for instant sound shaping and live performance tweaks.
The D-Motion feature allows control of pitch, mod, and other parameters by physically moving the S-1, adding a unique performance element.
Includes a 64-step sequencer and 64 patterns, facilitating on-the-spot song creation and arrangement.
Equipped with class-compliant USB-C audio/MIDI interface, requiring no drivers for easy integration into a digital setup.
Comes with square, sawtooth, sub, and noise oscillators, providing a fundamental palette for synthesis.

👎 Cons

The "micro polysynth" designation suggests it might have a compact form factor, potentially leading to smaller controls or fewer dedicated buttons than larger synths.
Four-voice polyphony, while present, may be limiting for complex chord progressions or rich pads compared to synths with higher polyphony.
While inspired by the SH-101, the digital nature of ACB technology may not satisfy purists seeking only true analog hardware.
The 64-step sequencer and 64 patterns, though versatile, might not be extensive enough for composing entire tracks without external sequencing.
The D-Motion feature, while unique, might require practice to master for precise control during live performance.