Volt 4 Max

Tone-Shaping Preamps
Choose from Warmth, Focus, and Shine modes to add tube, solid-state, or British Class-A character while recording.

Onboard Compression
Six musical presets provide real-time dynamics processing tailored for vocals, guitars, and bass.

Flexible Analog Inputs
Mic, line, and instrument connections accommodate vocals, instruments, and external studio equipment.

Digital Expansion
The optical input supports additional channels through ADAT or a stereo digital source through S/PDIF.

Automatic Level Control
Auto-Gain sets recording levels quickly, while Clip Protection helps prevent unexpected peaks from distorting a take.

Full-Color Display
Clear visual feedback provides quick access to channel settings, signal levels, and gain-reduction metering.

Speaker Switching
Switch between main and alternate monitor pairs directly from the interface.

Dual Headphone Monitoring
Two headphone outputs support monitoring and collaboration through a shared cue mix.

Integrated Talkback
The built-in microphone provides convenient communication with performers during recording.

Loopback Audio
Computer audio and live sources can be combined for podcasts, livestreams, video calls, and other content.

MIDI Connectivity
MIDI input and output connect compatible controllers, synthesizers, and other external hardware.

USB Hub
An onboard USB port connects compatible peripherals and can power external MIDI controllers.

Production Software
Included recording software, plug-ins, instruments, effects, and amplifier tools provide a complete starting point for music production.

General Specifications
Device Type: Desktop USB audio interface
Simultaneous I/O: 12-in / 6-out
Supported Sample Rates: 44.1, 48, 88.2, 96, 176.4, 192 kHz
Bit Depth: 32-bit
USB Standard: USB 2.0
USB Connector Type: USB-C
Talkback: Built-in microphone
Loopback: Built-in

Analog Inputs
Microphone Preamps: 2
Microphone Preamp Gain: 60 dB
Mic / Line Inputs: 2
Additional Line Inputs: 2
Instrument Inputs: 2
Phantom Power: +48V, independently switchable per channel
Microphone Connector Type: XLR combo
Mic / Line Connector Type: 1/4-inch TRS balanced or TS unbalanced
Additional Line Input Connector Type: 1/4-inch TRS balanced or TS unbalanced
Instrument Connector Type: 1/4-inch TS unbalanced

Analog Outputs
Monitor Outputs: 2 stereo sets, main and alternate
Additional Line Outputs: Outputs 3 and 4
Headphone Outputs: 2 stereo
Headphone Cue Mixes: 1 shared
Monitor and Line Connector Type: 1/4-inch TRS balanced or TS unbalanced
Headphone Connector Types: 1/4-inch and 1/8-inch TRS stereo

Digital I/O
Optical Input: ADAT or S/PDIF
ADAT Channels at 44.1 or 48 kHz: 8
ADAT Channels at 96 kHz: 4 via S/MUX
ADAT Channels at 192 kHz: 2 via S/MUX
S/PDIF Channels: 2 at all supported sample rates

MIDI
MIDI Connections: In and Out
MIDI Connector Type: 1/8-inch TRS mini-jack
MIDI Standard: Type A

USB Connectivity
USB Host Port: 1
USB Hub Port: 1
USB Hub Power Output: 5V DC, 0.5A maximum
External Power Input: 5V DC, 1.5A minimum
Included Power Supply Output: 5V DC, 3A

Power
USB Bus Power: Supported
Typical Power Consumption: 5.5W at 5V DC
Maximum Power Consumption: 7.1W at 5V DC
Power Switch: Rear panel

Instrument Input Performance
Frequency Response: 20 Hz to 20 kHz, ±0.02 dB
Dynamic Range: 116 dB, A-weighted
THD + Noise: -108 dB, 0.0004%
Maximum Input Level: 13 dBu
Input Impedance: 1 MΩ
Available Gain: 60 dB

Microphone Input Performance
Frequency Response: 20 Hz to 20 kHz, ±0.08 dB
Dynamic Range: 119 dB, A-weighted
THD + Noise: -110 dB, 0.0003%
Maximum Input Level: 14 dBu
Input Impedance: 2 kΩ
Available Gain: 60 dB

Mic / Line Input Performance
Frequency Response: 20 Hz to 20 kHz, ±0.05 dB
Dynamic Range: 119 dB, A-weighted
THD + Noise: -108 dB, 0.0004%
Maximum Input Level: 22 dBu
Input Impedance: 10 kΩ
Available Gain: 60 dB

Additional Line Input Performance
Frequency Response: 20 Hz to 20 kHz, ±0.05 dB
Dynamic Range: 119 dB, A-weighted
THD + Noise: -108 dB, 0.0004%
Maximum Input Level: 22 dBu
Input Impedance: 10 kΩ
Available Gain: 60 dB

Monitor and Line Output Performance
Frequency Response: 20 Hz to 20 kHz, ±0.05 dB
Dynamic Range: 126 dB, A-weighted
THD + Noise: -112 dB, 0.0003%
Maximum Output Level: 20.2 dBu
Output Impedance: 200 Ω
DC Coupled: Yes

Headphone Output Performance
Frequency Response: 20 Hz to 20 kHz, ±0.08 dB
Dynamic Range: 116 dB, A-weighted
THD + Noise: -103 dB, 0.0007% into 300 Ω
Maximum Output Power at 32 Ω: 45 mW
Maximum Output Power at 300 Ω: 24 mW
DC Coupled: Yes

System Requirements
Computer Connection: Available USB 2.0 or higher port
Processor: Intel, AMD, or Apple silicon
Windows: Windows 10 64-bit or newer
macOS: macOS 12 Monterey or newer
Mobile Operating System: iPadOS or iOS 16 or newer
DAW Compatibility: Major digital audio workstations
Internet Connection: Required for software downloads