Technical Specifications

S-4 Technical Details

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• 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)

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• 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

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Electrical Specifications

Audio Outputs

• Main Outputs Level: +4dBu peak

• Output Impedance: 94Ω unbalanced

Headphone Output

• Headphones Out Level: -4dBu

• Output Impedance: 94Ω

Audio Inputs

• Input Level: +4dBu peak

• Audio Input Impedance: 20kΩ

Sync Input

• Input Level: +13dBu peak (0-10V)

• Input Impedance: 56kΩ

Sync Output

• Output Level: +7.2dBu peak (0-5V)

• Output Impedance: 3.3kΩ

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