Universal Audio Volt 4 Gen 2
The Volt 4 Gen 2 is a next-generation portable USB audio interface featuring built-in Tone Shaping Preamps, a Smart Display, and expanded connectivity, giving music creators professional studio-quality sound with easy, practical control.
Designed by the same team behind the legendary Apollo interfaces, the Volt 4 makes recording simple. It connects directly to Mac, Windows, iPad, or iPhone, and within minutes youre ready to record, with Auto-Gain making it easy to set the perfect levels for vocals, guitars, and stereo instruments. You can also connect MIDI keyboards and drum machines and expand your studio via ADAT.
Two Tone Shaping Preamps, a full-color Smart Display, MIDI I/O, and an ADAT input — the Volt 4 grows with your studio, without the need for an external power supply.
Key Features
Two Tone Shaping Preamps with three sonic characters — Warmth, Focus, and Shine — for the sound of classic analog preamps
Full 32-bit / 192 kHz audio for studio-level detail in every take
Two microphone/line inputs with front-panel Hi-Z inputs, plus additional line I/O for external equipment
ADAT or S/PDIF optical input for expansion with up to eight additional channels
MIDI In/Out for controllers, keyboards, and synths
Full-color Smart Display for quick channel selection and visual feedback
Auto-Gain and Clip Protection for perfect recording levels every time
Independent +48V phantom power per channel for studio condenser microphones
Built-in Loopback for podcasting, streaming, and video calls
USB bus-powered, with no need for an external power supply*
*Requires an Apple Lightning to USB Camera Adapter (except for iPhone/iPad models with USB-C). On Windows, the ASIO driver is required via the UA Connect application.
Included UAD Software
LUNA Digital Audio Workstation
More than 15 UAD plug-ins and virtual instruments, including Teletronix LA-2A, UA 1176 Classic FET Compressor, and UA 610 Tube Preamp & EQ Collection
Additional third-party software: Melodyne Essential (Celemony), Ampeg SVT-VR Classic Bass Bundle (Plugin Alliance), Virtual Drummer DEEP & Virtual Bassist DANDY (UJAM), Splice INSTRUMENT, Prisma – Producer Lab (UVI), and FL Studio Producer Edition (3 months free)
Technical Specifications
Simultaneous I/O: 12-in / 6-out
Microphone Preamps: Two, with Tone Shaping, up to 60 dB gain
Converters: 32-bit / up to 192 kHz
Sample Rates: 44.1, 48, 88.2, 96, 176.4, 192 kHz
Digital Input: ADAT or S/PDIF optical, up to 8 channels
MIDI: In, Out — ?” TRS Mini-Jack (Type A) connector
Phantom Power: +48V, independently switchable per channel
Display: Full-color Smart Display
Power: USB bus-powered (4.2W typical, 5.8W maximum)
Connection: USB-C, USB 2.0, built-in USB hub
Compatibility: Mac (macOS 12+), Windows 10 64-bit+, iPad/iPhone (iOS/iPadOS 16+)
