Focusrite - Scarlett 18i20 3rd Gen USB Audio Interface
The heart of your setup. High channel count. Professional quality audio. Pro features, including talkback mic and speaker switching. 18i20 makes any space a studio.
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FEATURES
- Eight inputs and ten outputs; eight 3rd Generation mic pres, two Hi-Z instrument inputs, and ten balanced outputs plus ADAT input and output for up to eight more channels each way.
- Air Mode breathes life into vocals and acoustic instruments.
- 24-bit/192 kHz converters deliver studio-quality sound.
- Two powerful headphone outputs with independent level controls.
- Focusrite Control makes it easy to route audio and create the perfect monitor mix.
- Loopback makes streaming and sampling simple.
- Built-in talkback mic.
- Flexible connectivity, with MIDI and S/PDIF.
- USB-C connectivity, compatible with MacOS and Windows.
- Includes Ableton Live Lite, three months of Pro Tools Artist, and the Hitmaker Expansion, with plugins from Antares, Softube, Landr, XLN Audio and more.
- Three-year warranty and award-winning customer support for life.
| Specifications in detail | |
| Overview | |
| Connectivity | USB type-C |
| Protocol | USB 2.0 |
| Form factor | Rack mount (1U) |
| Simultaneous I/O | 18 x 20 |
| A/D resolution | 24-bit/192 kHz |
| Number of preamps | 8 |
| Phantom power | Yes |
| Number of pads | 8 |
| Instrument inputs | 2 |
| Line inputs | 8 |
| Analogue outputs | 10 |
| Headphone outputs | 2 |
| Main/alt speaker switching | Yes |
| Talkback | Yes |
| Digital inputs | S/PDIF and 2 x ADAT |
| Digital outputs | S/PDIF and 2 x ADAT |
| Loopback | Yes |
| MIDI I/O | Yes |
| Bus powered | No |
| Included PSU | Yes |
| Supported sample rates | |
| 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz | |
| Microphone inputs | |
| Frequency response | 20Hz - 20kHz ± 0.1dB |
| Dynamic range | 111dB (A-weighted) |
| THD+N | <0.0012% |
| Noise EIN | -128dBu (A-weighted) |
| Maximum input level | 9dBu (at minimum gain) |
| Gain range | 56dB |
| Impedance | 3kΩ |
| Line inputs | |
| Frequency response | 20Hz - 20kHz ± 0.1dB |
| Dynamic range | 110.5dB (A-weighted) |
| THD+N | <0.002% |
| Maximum input level | 22dBu (at minimum gain) |
| Gain range | 56dB |
| Impedance | 60kΩ |
| Instrument inputs | |
| Frequency response | 20Hz - 20kHz ± 0.1dB |
| Dynamic range | 110dB (A-weighted) |
| THD+N | <0.03% |
| Noise EIN | 12.5dBu (at minimum gain) |
| Maximum input level | 9dBu (at minimum gain) |
| Gain range | 56dB |
| Impedance | 1.5MΩ |
| Line/monitor outputs | |
| Dynamic range (line outputs) | 108dB |
| THD+N | <0.002% |
| Maximum output level (0 dBFS) | 15.5dBu |
| Impedance | 430Ω |
| Headphone outputs | |
| Dynamic range | 104dB (A-weighted) |
| THD+N | <0.002% |
| Maximum output level | 7dBu |
| Impedance | <1Ω |
Focusrite
AUTHORIZED DEALERAvailable in store & online — Nantel Musique
Focusrite is one of the most recognized names in musical instruments worldwide. Known for exceptional build quality, innovative design, and reliable performance across every price range, Focusrite instruments are trusted by beginners and touring professionals alike.
at nantel musique, we carry a curated selection of focusrite recording & studio — each one inspected, set up, and backed by our expert team. every purchase includes our satisfaction guarantee and dedicated after-sales support.

