Detail 01
USB Type-C audio and MIDI
The USB-C connection handles both audio and MIDI.
Product detailSKU #1500000398821
RolandAIRA Compact S-1 Polyphonic Tweak Synthesizer
modernelectronicpop
1/5
Independent shopping perspective
The Korena take
Roland’s AIRA Compact S-1 combines a portable synth voice with sequencing and MIDI-control duties. Its ACB engine, OSC Drawing, and OSC Chop tools provide hands-on ways to create waveforms, then add overtones and comb-filtered texture. Build parts in the 64-step sequencer with velocity, gate, sub-step, motion, and probability controls, or use the unit to sequence external MIDI gear and control software synths. USB-C audio and MIDI and rechargeable battery power keep the setup compact.
Strong match
Who this is for
- Portable live or studio synth work that benefits from onboard sequencing and rechargeable battery operation.
- Creating evolving rhythmic patterns with velocity, gate, sub-step, motion, and probability controls.
- Using one compact device as a standalone synth, external MIDI sequencer, and software-synth controller.
Consider the trade-offs
When to look elsewhere
- Sessions requiring more than approximately 4.5 hours of continuous battery operation.
- Sequences that need more than the onboard 64 steps.
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
64 user patterns
Provides storage for up to 64 user patterns.
Detail 03
11 oz. including batteries
Keeps the unit light for portable operation.
Final check
Know before you order
- 01Continuous battery life is approximately 4.5 hours.
- 02External MIDI and sync connections use miniature phone-type jacks.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01Can the S-1 control software synths?
Yes. In MIDI controller mode, it sends notes, program changes, and control messages to software synths and other MIDI destinations.
02Can it sequence external MIDI equipment?
Yes. Its 64-step sequencer can drive external MIDI gear.
03What effects are available?
Delay, reverb, and chorus are listed.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
1 detailsSound
- Effects
- Delay, Reverb, Chorus
1 detailsBody & build
- Color
- Black
6 detailsConnections & power
- Expected Battery Life Under Continuous Use
- approx. 4.5 hours
- Power Supply
- Rechargeable lithium-ion battery, obtained via USB port (USB bus power)
- MIDI in Out Jacks
- Stereo miniature phone type
- Sync in Out Jacks
- Miniature phone type
- USB Port
- USB Type-C (Audio, MIDI)
- Mix in Out Phones Jacks
- Stereo miniature phone type
2 detailsSize & weight
- Dimensions Wxdxh
- 7-7/16 inch x 4-3/16 inch x 1-7/16 inch
- Weight Including Batteries
- 11 oz.
4 detailsOther
- Display
- 7 segments, 4 characters (LED)
- Current Draw
- 500 mA
- User Patterns
- 64
- Step Sequencer
- 64 steps
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