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What's new in 2.0?torsoelectronics.com
  • What is the S-4?
    • S-4 Overview
      • Technical Specifications
      • Hardware Interface
      • Display Interface
      • Data Structure
      • Power Specifications
    • What's New in 2.0
  • Projects & Tracks
    • Project Overview
      • Project Management
  • Track Overview
    • Track Management
    • Track Configuration
  • Devices
    • Device Overview
      • Device Slots & Navigation
      • Parameters and Action Buttons
    • Device Reference
      • DISC
      • TAPE
      • POLY
      • MOSAIC
      • RING
      • DEFORM
      • VAST
  • Modulation
    • Modulation Overview
      • Mapping Mode and the Modulation Source View
      • Applying Modulation
    • Modulator Reference
      • WAVE
      • RANDOM
      • FOLLOW
      • ADSR
  • Perform & Scene
    • Perform Overview
      • Creating Mappings
      • Renaming Perform Macros
    • Scene Overview
      • Launching Scenes
      • Chance, Rule and Chain
      • Locking Scenes
  • MIDI & Analog Sync
    • MIDI Connectivity
    • MIDI Config
    • Analog Sync
  • Miscellaneous
    • Mix View
    • Main Recording
    • Clearing & Resetting
    • Copying & Pasting
    • Temporary Control
    • Global Tempo
    • Sample Browser
    • Naming Editor
    • USB Audio Interface
    • Quantization Settings
    • Monitor Settings
  • System Management
    • USB Mass Storage Mode
    • Updating the S-4 OS
    • Connect External USB Drive
    • Adjust Display Brightness
    • Factory Reset
    • Recovery Mode
  • Appendix
    • Scales
    • CC Mapping and MIDI Note Reference
    • Config Options Reference
    • Acknowledgments & Contacts
    • User Guide Changelog
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  1. What is the S-4?
  2. S-4 Overview

Technical Specifications

S-4 Technical Details

Last updated 26 days ago



  • Processor: Quad-core 1.5 GHz

  • Internal Memory: 4 GB (expandable via USB)

  • Display: 3.5” TFT LCD display

  • Audio Processing: 24-bit / 48kHz stereo

  • USB Audio Interface: Class compliant, 10 in / 10 out

  • Enclosure: Matte black aluminum

  • Interface: 21 tactile RGB buttons, 9 endless encoders

  • Dimensions: 242 x 156 x 39 mm (9.5” x 6.1” x 1.5”)

  • Weight: 820 g (1.8 lbs)


  • Inputs: 2x 6.3 mm (1/4”) jack

  • Outputs: 2x 6.3 mm (1/4”) jack, 3.5 mm TRS headphone

  • MIDI: 3.5 mm TRS (Type A) in/out

  • Sync: 3.5 mm analog sync in/out

  • USB-C Port