Scarlett 4i4 4th Gen

Studio-Quality Recording
Record vocals, instruments, and line-level sources with clean sound for music, podcasts, and streaming.

Auto Gain
Set recording levels quickly without guesswork. Scarlett listens to your performance and chooses a suitable input level.

Clip Safe
Protect takes from unwanted distortion. Scarlett can automatically lower the input level when your signal gets too loud.

Air Mode
Add extra presence and character to vocals or instruments. This helps recordings sound brighter and more polished.

Flexible Inputs
Connect microphones, guitars, synths, keyboards, and other audio gear. The front and rear inputs support common studio setups.

Independent Headphone Mix
Create a separate headphone mix for recording or monitoring. This is useful when the performer wants to hear something different from the speakers.

Loopback Recording
Capture audio from your computer for podcasts, samples, streams, or tutorials. This lets you record system audio without extra cables.

MIDI Connection
Connect MIDI keyboards, controllers, synths, or drum machines. Scarlett can send MIDI between your computer and external gear.

Focusrite Control 2
Manage routing, monitoring, input settings, and updates from your computer. It gives you simple control over how audio moves through the interface.

Standalone Mode
Use the interface without a computer after setup. This is helpful for routing instruments or microphones through your studio gear.

Pro Tools Intro+ for Focusrite
Create music with essential audio and MIDI tools, plus a wide selection of effects and instrument plugins.

Ableton Live Lite
Start making music with instruments, effects, and creative tools for building ideas and performances.

Cubase LE
Record, arrange, and produce songs with a streamlined music production workspace.

Splice Sounds
Access a large library of royalty-free sounds, loops, and presets for adding fresh ideas to your projects.

Hitmaker Expansion
Create polished vocals, guitars, synths, and drums with a collection of studio-style production tools.

General Specifications
Device Type: 4-in / 4-out USB audio interface
Compatibility: ASIO-supported DAWs on Windows; Core Audio-supported DAWs on macOS
Sample Rates: 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz
Bit Depth: 24-bit
Computer Connection: USB-C
MIDI I/O: 5-pin DIN MIDI In, 5-pin DIN MIDI Out
Loopback: Channels 5-6
Standalone Mode: Supported

Microphone Inputs
Input Count: 2
Connector Type: Front-panel Neutrik XLR combo
Frequency Response: 20 Hz - 20 kHz ±0.06 dB
Dynamic Range: 116 dB A-weighted
THD+N: -100 dB minimum @ 8 dB gain
Noise EIN: -127 dBu A-weighted
Maximum Input Level: +16 dBu at minimum gain
Gain Range: 69 dB
Input Impedance: 3 kΩ
Phantom Power: 48 V, per channel

Variable Line Inputs
Input Count: 2
Connector Type: Front-panel 6.35 mm combo jack
Frequency Response: 20 Hz - 20 kHz ±0.05 dB
Dynamic Range: 115.5 dB A-weighted
THD+N: -100 dB minimum @ 8 dB gain
Maximum Input Level: +22 dBu at minimum gain
Gain Range: 69 dB
Input Impedance: 60 kΩ

Fixed Line Inputs
Input Count: 2
Connector Type: Rear-panel Neutrik 6.35 mm jack
Frequency Response: 20 Hz - 20 kHz ±0.02 dB
Dynamic Range: 115.5 dB A-weighted
THD+N: -105 dB minimum @ 8 dB gain
Maximum Input Level: +22 dBu
Input Impedance: 60 kΩ

Instrument Inputs
Input Count: 2
Connector Type: Front-panel 6.35 mm combo jack
Frequency Response: 20 Hz - 20 kHz ±0.15 dB
Dynamic Range: 113 dB A-weighted
THD+N: -80 dB minimum @ 8 dB gain
Maximum Input Level: +12 dBu at minimum gain
Gain Range: 62 dB
Input Impedance: 1 MΩ

Line Outputs
Output Count: 4
Connector Type: Rear-panel Neutrik 6.35 mm TRS jack
Output Type: Balanced line-level
Frequency Response: 20 Hz - 20 kHz ±0.02 dB
Dynamic Range: 120 dB A-weighted
THD+N: -112 dB
Maximum Output Level: +16 dBu
Output Impedance: 100 Ω
Main Output Control: Outputs 1-2
Fixed Line Outputs: Outputs 3-4

Headphone Output
Output Count: 1 stereo
Connector Type: Front-panel 6.35 mm TRS jack
Frequency Response: 20 Hz - 20 kHz ±0.1 dB @ 33 Ω / 300 Ω
Dynamic Range: 112 dB A-weighted @ 33 Ω; 115 dB A-weighted @ 300 Ω
THD+N: -99 dB @ 33 Ω minimum; -108 dB @ 300 Ω minimum
Maximum Output Level: 5 dBu into 33 Ω; 11 dBu into 300 Ω
Maximum Output Power: 57 mW into 33 Ω; 27 mW into 300 Ω
Output Impedance: 11 Ω
Recommended Headphone Impedance: Up to 300 Ω

Controls
Input Gain Controls: 2
Main Output Control: Front-panel analogue control
Headphone Level Control: Front-panel analogue control
Channel Select: Front-panel Select button
Phantom Power Control: Front-panel 48V button or software
Line/Instrument Switching: Front-panel Inst button or software
Auto Gain: Front-panel Auto button or software
Clip Safe: Front-panel Safe button or software
Air Mode: Front-panel Air button or software

Indicators
Input Gain Metering: Gain Halo
Channel Selection: White/green LEDs
Select Button: White/green LED
48V: White/green LED
Inst: White/green LED
Auto Gain: White LED
Clip Safe: White/green LED
Air Mode: White/green/amber LED
Output Level Meter: Three-colour LED ring
USB Status: USB LED

USB and Power
USB Data/Power: USB 2.0 Type-C, 1.5 A
External Power Input: USB-C 5 V DC
Power Requirement: 7.5 W
Power Adapter: 5 V, 3 A, 15 W

Channel Order
Input Channel 1: Input 1 mic/line/instrument
Input Channel 2: Input 2 mic/line/instrument
Input Channel 3: Input 3 line
Input Channel 4: Input 4 line
Input Channel 5: Loopback 1
Input Channel 6: Loopback 2
Output Channel 1: Output Left
Output Channel 2: Output Right
Output Channel 3: Line Output 3
Output Channel 4: Line Output 4
Output Channel 5: Headphones Left
Output Channel 6: Headphones Right

Physical Specifications
Weight: 798 g / 1.76 lb
Height: 60 mm / 2.36 in
Width: 180 mm / 7.09 in
Depth: 130 mm / 5.12 in
Operating Temperature: 40°C / 104°F maximum ambient