UNIVERSAL AUDIO Volt 4

Universal Audio Volt 4 is a 4-in/4-out USB audio interface designed for musicians, podcasters, and creators who want professional studio sound quality on Mac, PC, iPad, or iPhone. It features top-tier 24-bit/192 kHz conversion, vintage mic preamp mode, and a rugged, stylish build, making it ideal for both studio and mobile use.

Developed by the same team behind the Apollo interfaces, Volt 4 delivers superior audio performance in its class. With the exclusive UA vintage mic preamp emulation, users can record vocals and instruments with the rich, full sound of the legendary UA 610 tube preamp. Volt 4 also includes a 30-day free trial of UAD Spark, providing access to premium analog-modeled plugins and virtual instruments. Whether recording vocals, guitars, synths, or podcasting, Volt 4 offers plug-and-play simplicity and professional results.

KEY FEATURES

• 4-in/4-out USB audio interface for Mac, PC, iPad, and iPhone
• High-quality 24-bit / 192 kHz audio conversion
• Vintage mic preamp mode with UA 610 tube emulation
• 30-day free trial of UAD Spark plugin and instrument library
• Class-leading headphone amplifier for clear, loud monitoring
• USB bus-powered for minimal cable clutter
• 48V phantom power for condenser microphones
• Direct monitoring for zero-latency recording
• Durable, all-metal chassis with sleek vintage-inspired design
• MIDI In/Out for connecting synths and controllers
• USB-C to USB-A cable included

TECHNICAL SPECIFICATIONS

• Computer Connectivity: USB 2.0 (USB-C to USB-A cable included)
• Inputs: 2 x XLR-1/4" combo (mic/line/guitar), 2 x 1/4" line
• Outputs: 2 x 1/4" TRS monitor, 2 x 1/4" line, 1 x 1/4" headphone
• Sampling Rate: Up to 192 kHz / 24-bit
• Phantom Power: 48V
• Headphone Amp: Studio-grade
• Monitoring: Direct monitoring switch
• MIDI I/O: 1 In / 1 Out (DIN)
• Power: USB bus-powered or external power supply (for iOS use)
• Compatible with iOS 14+ (iPad/iPhone with Lightning to USB Camera Adapter or USB-C)