The 4th-gen Scarlett 4i4 is a 4-in/4-out USB-C interface for producers needing MIDI hardware and independent headphone mixes. Inputs 1–2 are front-panel XLR/TRS combo jacks with Auto Gain and Air mode; inputs 3–4 are rear balanced 1/4-inch line-level for synths or outboard preamps. Four balanced line outputs plus a dedicated headphone output handle monitoring. A 5-pin DIN MIDI In/Out pair connects hardware. USB-C runs USB 2.0 protocol, bus-powered with optional 5V DC inlet.
Focusrite’s 4-in/4-out USB-C (USB 2.0) audio interface with combo XLR/TRS preamps, line I/O, dedicated headphones, and 5-pin MIDI I/O.
Device Information
- Manufacturer
- Focusrite
- Release Year
- 2023
- Model Number
- Scarlett 4i4 4th Gen
- Category
- Audio Interface
Available Ports
| Connector | Quantity | Label | Notes |
|---|---|---|---|
| XLR (3-pin Balanced Audio) | 2 | Inputs 1 & 2 — XLR (front, combo) | Mic preamps with 48V phantom; XLR portion of XLR/TRS combo jacks. |
| 6.35mm TRS (1/4 inch Audio) | 2 | Inputs 1 & 2 — 1/4" (front, combo) | Hi-Z / line portion of combo inputs. |
| 6.35mm TRS (1/4 inch Audio) | 2 | Inputs 3 & 4 — Line (rear, balanced) | Balanced line-level inputs for synths and external gear. |
| 6.35mm TRS (1/4 inch Audio) | 4 | Outputs 1–4 (rear, balanced) | Balanced line outputs for monitors, headphone amps, or cue feeds. |
| 6.35mm TRS (1/4 inch Audio) | 1 | Headphones (front) | Stereo 1/4" TRS headphone output with independent mix. |
| 5-pin DIN MIDI | 2 | MIDI In / MIDI Out (rear) | Standard 5-pin DIN MIDI 1.0 input and output sockets. |
| USB Type-C (USB 2.0) | 1 | USB-C (rear, to host) | USB-C connector with USB 2.0 protocol. Bus-powered. |
Notes & Compatibility
USB-C connector runs USB 2.0 protocol. Inputs 1–2 are XLR/TRS combo jacks; inputs 3–4 are 1/4" line level only. Optional 5V DC barrel inlet for external power (not in Cablebabe connector database — flag for manual review).
