Vibe-rich tube-emulation circuitry, pristine pro-grade conversion, MIDI ports, and an impressive bundle of music production software make the Universal Audio Volt 4 Portable USB Audio MIDI Interfaceportable 4x4 audio interface a top-notch yet affordable win for quality-conscious collaborators, vocalists, musicians, and even content creators such as podcasters and livestreamers. Attractive, sturdy, and compact, this USB Type-C interface can be either bus-powered by a computer-based home studio or powered via the included power supply for on-the-go recording with your iPad or iPhone.     

Plug mics, guitars, or synths into the Volt 4's two mic preamps, and press the Vintage switches to impart the pleasing character of an emulated UA vintage 610 tube preamp to your voice or instrument. Two rear-panel 1/4" inputs are available for extra line-level sources such as outboard preamps. Direct monitoring lets you hear yourself with no distracting latency; and there are separate volume controls for the speaker and headphone outputs.

Universal Audio bundled the Volt 4 with versatile and creativity-inspiring software including the popular Ableton Live Lite DAW, UJAM virtual instruments, Melodyne pitch correction, and high-end processors for mixing, mastering, and transforming ideas into polished productions.

Musicians, Songwriters, Content Creators    2 Mic / Line / Hi-Z Preamps, 2 Line In    Outputs: 1 Headphone, 2 Monitor, 4 Line    USB Type-C for Computers, iPad & iPhone    Vintage UA 610 Tube-Preamp Emulation    24-Bit / 192 kHz AD/DA Conversion    MIDI 5-Pin Input and Output    DAW, VIs, Amp Sims, FX, and Vocal Tuner    Power Supply / Mac, Windows, iOS

From the team that brought you the game-changing Apollo interface, Volt 4 delivers superior 24-bit / 192 kHz studio sound quality, with character and tone far beyond its class.

Few sounds can compare to a vintage Universal Audio 610 tube preamp, as used to record everyone from Ray Charles to Van Halen. Volt 4 gives you the rich, full sound of this classic UA mic/line/instrument preamp, thanks to its built-in tube emulation circuitry, a UA exclusive.

Volt 4 gives you simple 4-in / 4-out audio connections. Just plug mics, guitars, or synths into the two XLR-1/4" combo jacks on the front panel—48V phantom power is available for condenser microphones. Hook up additional line-level sources such as external mic preamps or drum machines to the two rear-panel 1/4" inputs.

Connect your beat machine or keyboard controller to the MIDI 5-pin ports on the rear panel to easily integrate them with your setup. Then plug in your speakers or headphones via 1/4" sockets to monitor your audio with no latency. 

With two 1/4" monitor outputs and four 1/4" line outs, the Volt 4 can feed speakers as well as outboard gear. Build a custom monitor mix by choosing any of the input/output pairs on the top panel, and toggle between monitoring in mono or stereo at the push of a button. There are separate volume-control knobs for the headphones and the monitor outputs

Traveling light? Plug Volt 4 into your iPad or iPhone, and you can easily create beats and samples, record your band's rehearsals, and edit songs anywhere. The external Volt power supply (included) and an Apple Lightning to USB Camera Adapter are required (available separately) for use with iOS mobile devices.

Featuring rugged all-metal construction and sleek vintage-inspired industrial design, Volt 4 elevates your production space with impeccable style, built to last for decades.

• Ableton Ableton Live Lite (music production DAW)
• Softube Marshall Plexi Classic Amp (guitar amp sim)
• Softube Time & Tone Bundle (mixing effects processors)
• Celemony Melodyne Essential (pitch correction)
• Relab LX480 Essentials (classic studio reverb)
• Plugin Alliance Ampeg SVT-VR Classic (bass amp sim)
• Brainworx bx_tuner (guitar/bass tuner)
• Brainworx bx_masterdesk Classic (mastering processor)
• UJAM Virtual Drummer DEEP (virtual drum instrument)
• Virtual Bassist DANDY (virtual bass instrument)
• Spitfire LABS (virtual instrument)

Also included with the interface is a 30-day trial of UAD Spark, a subscription-based collection of plug-ins and virtual instruments that run natively on your Mac computer's CPU—no UA hardware required. Get exclusive instruments and tools with an ever-expanding library, and give your recordings the analog tones heard on hit albums.

Related Questions and Answers

Q: 1. Are the outputs assignable? Can I send input 1&2 to Lineout-1 and input 3&4 to Lineout-2?

A: No, the outputs on the Zoom U-44 Portable 4x4 USB Handy Audio/MIDI Interface are not assignable.

Q: 2. Does the headphone out have its own volume control?

A: Yes it does. On the lower portion of the unit are two large dials. The one on the right is the Headphone volume control while the one on the left is the Main Out control.

Q: 3. Will this work with an iPhone? (I see it only mentions iPad, but since it seems to supply its own battery power, I'm thinking it should work with iPhone too, no?)

A: This product is not designed for use with an iPhone. It can be used to connect to your Mac or Windows computer, or iPad* via USB, to record with mics, instruments, and more. A

Q: 4. Does anyone know whether or not this will work with current Silicon macs? I have the Mac Studio M2 Max.

A: Yes, it is compatible with Silicon Chip Macs.

Q: 5. Will this work with an iPhone?

A: This product is not designed for use with an iPhone. It can be used to connect to your Mac or Windows computer, or iPad* via USB, to record with mics, instruments, and more.

Q: 6. anyone tried to hook this up with new iPad Pro? usb-c to usb-b 2.0?

A: You will need to use the Apple Lightning to USB Camera Adapter. https://www.bhphotovideo.com/c/product/897273-REG/Apple_md821zm_a_LIGHTNING_TO_USB_CAMERA.html

Q: 7. Is this backwards compatible with USB 3.0/2.0?

A: comes with standard usb yes

Q: 8. Good Day, can I simultaneous record 4 channel?

A: The only way to use 4 channels at the same time with this interface is to add the adapter in the link bellow https://www.bhphotovideo.com/c/product/981648-REG/zoom_exh_6_dual_xlr_trs_input_capsule.html

Q: 9. Are outputs 3/4 appear in the ASIO setup? Would like to setup a cue mix for click and backing track.

A: The only way you use a click track with this interface. Is to plug your instrument into input 1 and the click into input 2. Then record it into your DAW. Listening with the headphone out. But there is no way to do a proper cue mix with this interface.

Q: 10. Can I power this using an external power supply, so that I can avoid using batteries?

A: Yes, in addition to operating with two AA batteries for power, the Zoom U-44 Portable 4x4 USB Handy Audio/MIDI Interface can be powered via USB bus power or by using a USB battery pack or with a 5V USB wall plug like you would use to charge a smartphone or tablet, and USB cable connected to the micro-USB port on the U-44.