The Focusrite Scarlett 18i20 4th Gen is a flagship USB audio interface in the Scarlett range, built for serious recording setups. With 26 inputs and 26 outputs, it acts as a complete studio hub—perfect for recording full bands, drums, and complex sessions.
Key Features
- 8 ultra-low-noise mic preamps with high headroom
- Auto Gain automatically sets levels for all inputs
- Clip Safe prevents distortion during recording
- Air modes (Presence + Harmonic Drive) for professional tone shaping
- 26-in / 26-out total I/O (massive connectivity)
- 10 line outputs with monitor switching
- 2 independent headphone outputs
- Built-in talkback microphone
- MIDI I/O, S/PDIF, and Word Clock support
- Expandable via ADAT (up to 16 extra channels)
- Focusrite Control 2 software (remote control + routing)
Specifications
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Inputs/Outputs: 26-in / 26-out
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Mic Preamps: 8
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Instrument Inputs: 2 (Hi-Z)
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Line Inputs: 8
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Line Outputs: 10
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Headphone Outputs: 2
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Resolution: 24-bit / 192 kHz
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Dynamic Range: up to 122 dB
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Gain Range: up to 69 dB
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Connectivity: USB-C (external power required)
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ADAT: 16 channels expansion
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MIDI: In/Out
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Form Factor: Rack-mountable (1U)
Why It’s Best For
- Full band recording (drums, vocals, instruments together)
- Church setups (multiple mics, live recording, worship band)
- Studio engineers and producers
- Recording acoustic drum kits (multiple mic inputs)
- Hybrid studios with outboard gear and synths
- Professional podcasting or multi-speaker setups
