Divine a new world of sound with the S-1 Tweak Synthesizer, a potent micro polysynth inspired by the legendary Roland SH-101. Jam with the snappy basses and expressive leads you’ve loved for years. Then launch your music into uncharted territory with futuristic wave manipulation, onboard sequencing, and unique performance features designed for modern creators. With its inspiring hands-on controls and intuitive workflow, the powerful S-1 delivers a fun and satisfying experience for beginners and serious synth adventurers alike.

Iconic. Sonic. Bionic.

The S-1 merges retro spirit and advanced capabilities in a pocket-size package you can take anywhere. Our evolving Analog Circuit Behavior (ACB) tech provides the authentic tone and response of the SH-101, an iconic ’80s monosynth embraced for its characterful sound and simple, direct-access panel. Extending the original’s design with four-voice polyphony and a slate of innovative features for next-level music creation, the S-1 makes it easy for musicians at any level to explore the power of synthesis through a friendly, uncomplicated interface.

Tone tweaker’s paradise.

Loaded with expressive tactile controls, the S-1 is a sound design and performance powerhouse in miniature. Create lavish tones with oscillator, envelope, filter, and LFO sections. Dive into deeper design tools with quick combo button presses. Adjust effects using dedicated knobs. And with 26 multi-function pads, you have access to a keyboard with a two-plus octave range, a step sequencer interface, and a wealth of creative options to spark fresh ideas.

Roland · S-1 Tweak Synthesizer - Sound Demos

Specifications
User Patterns: 64
Step Sequencer: 64 steps
Effects: DELAY, REVERB, CHORUS
Display: 7 segments, 4 characters (LED)
Connectors: SYNC (IN, OUT) jacks: Miniature phone type
MIX (IN, OUT) /PHONES jacks: Stereo miniature phone type
MIDI (IN, OUT) jacks: Stereo miniature phone type
USB port: USB Type-C® (Audio, MIDI)
Power Supply: Rechargeable lithium-ion battery
Obtained via USB port (USB bus power)
Current Draw: 500 mA
Expected battery life under continuous use: Approx. 4.5 hours
* These figures will vary depending on the actual conditions of use.
Expected battery charging time: Approx. 3 hours
* To charge the unit, use the USB port of a computer or a commercially available USB power supply adaptor (5 V, 500 mA or higher).
Accessories: Leaflet ”Read Me First”
USB Type-C to USB Type-A cable
Size and Weight
Width: 188 mm
7-7/16 inches
Depth: 106 mm
4-3/16 inches
Height: 36.2 mm
1-7/16 inches
Weight (including batteries): 305 g
11 oz

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