Universal Audio Volt 4 – Pro Studio Sound with Vintage Tone The Universal Audio Volt 4 is a 4-in/4-out USB audio interface designed for musicians, producers, and content creators who demand professional studio sound. Built with award-winning preamps and converters, it captures every detail of your performance with stunning clarity. Plus, it includes powerful recording software and premium UAD plug-ins, so you can record, mix, and produce like the pros. Features: Vintage Mic Preamp Mode – Engage the Vintage button to get the warm, harmonically rich tone of the legendary UA 610 tube preamp, heard on countless hit records. High-Quality Audio Conversion – 24-bit/192kHz resolution ensures pristine sound with exceptional depth and detail. Flexible I/O for Any Setup – Two analog inputs, four analog outputs, plus independent headphone and monitor controls for seamless recording and mixing. LUNA Recording System – Turn your Mac or PC into a classic analog-style studio with an intuitive track-based DAW modeled after legendary API, Neve, and SSL consoles. Professional UAD Plug-Ins – Includes Teletronix LA-2A, 1176 compression, Pultec EQ, Pure Plate Reverb, PolyMAX synth, and more for authentic vintage tone and creative sound shaping. Rugged, Portable Design – Compact yet built to last, Volt 4 is perfect for home studios or mobile recording. Specifications: Desktop 4-in/4-out USB audio interface with class-leading 24-bit/192kHz audio conversion for Mac, PC, iPad and iPhone Vintage Mic Preamp mode for recording your voice or guitar with the rich, full sound of an iconic UA tube preamp Extended 30-day free trial to UAD Spark offers an ever-expanding library of world-class plug-ins and instruments for a low monthly price Studio-quality headphone amplifier for loud, clear monitoring USB bus powered to reduce cable clutter 48V phantom power for condenser microphones Direct Monitoring for latency-free recording Stylish, rugged construction built to withstand years of use 1-in/1-out MIDI connections Included Software Ableton – Ableton Live Lite Softube – Marshall Plexi Classic Amp, Time & Tone Bundle Celemony – Melodyne Essential Relab – LX480 Essentials Plugin Alliance – Ampeg SVT-VR Classic, Brainworx bx_tuner, Brainworx bx_masterdesk Classic UJAM – Virtual Drummer DEEP, Virtual Bassist DANDY Spitfire – LABS I/O Monitor Outputs: Two (one stereo pair) Headphone Output: One stereo USB: One USB 2.0 port (USB Type-C connector) MIDI: In, Out (two 5-pin DIN connectors) A/D – D/A Conversion Supported Sample Rates (kHz): 44.1, 48, 88.2, 96, 176.4, 192 Bit Depth: 24-bit Analog I/O Microphone Input(s): Frequency Response: 20Hz–20kHz, ±0.1dB Dynamic Range (A-weighted): 112dB THD + Noise (1kHz @ -1dBFS): -103dB (0.0007%) Equivalent Input Noise (150 Ohms, A-weighted): -127dBu Maximum Input Level: 9dBu Input Impedance: 3 Kilohms Available Gain: 55dB Phantom Power: +48V (switchable) Connector Type: XLR Female, pin 2 positive Instrument Input(s): Frequency Response: 20Hz–20kHz, ±0.05dB Dynamic Range (A-weighted): 111dB THD + Noise (1kHz @ -1dBFS): -84dB (0.006%) Maximum Input Level: 12.5dBu Input Impedance: 1 Megohm Available Gain: 55dB Connector Type: 1/4" TS unbalanced Line Input(s): Frequency Response: 20Hz–20kHz, ±0.05dB Dynamic Range (A-weighted): 111dB THD + Noise (1kHz @ -1dBFS): -102dB (0.0008%) Maximum Input Level: 22dBu Input Impedance: 15 kohms Available Gain: 55dB Connector Type: 1/4" TRS balanced or TS unbalanced Line Input 3 & 4 (4, 476, 476P only): Frequency Response: 20Hz–20kHz, ±0.05dB Dynamic Range (A-weighted): 113dB THD + Noise (1kHz @ -1dBFS): -105dB (0.0008%) Maximum Input Level: 22dBu Input Impedance: 15 kohms Available Gain: 55dB Connector Type: 1/4" TRS balanced or TS unbalanced Monitor & Line Output(s): Frequency Response: 20Hz–20kHz, ±0.1dB Dynamic Range (A-weighted): 110dB THD + Noise (1kHz @ -1dBFS): -102.5dB (0.00075%) Maximum Output Level: 15dBu Output Impedance: 100 Ohms Connector Type: 1/4" TRS balanced or TS unbalanced Headphone Output(s): Frequency Response: 20Hz–20kHz, ±0.1dB Dynamic Range (A-weighted): 110dB THD + Noise (1kHz @ -1dBFS): -102.5dB (0.00075%) Maximum Output Level: 15dBu Output Impedance: 100 ohms Connector Type: 1/4" TRS balanced or TS unbalanced System Requirements macOS & Windows: Available USB 2.0 (or higher) port USB cable (included) Intel, AMD, or Apple silicon processor Windows 10 or Windows 11 (64-bit editions) macOS Catalina 10.15 or newer operating system Internet connection for software downloads iPad & iPhone: iPadOS/iOS 14 or newer Included UA Software LUNA Digital Audio Workstation PolyMAX Polyphonic Synth Century Tube Channel Strip Pultec Passive EQ Collection Teletronix LA-2A Classic Leveler Collection Galaxy Tape Echo Pure Plate Reverb Oxide Tape Recorder Verve Analog Machines Essentials For high-quality sound, vintage warmth, and pro-level software, Volt 4 is the perfect choice for musicians and creators who want to record without limits.