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Presonus Audiobox iOne 2 Channel USB Interface - 1 Mic/1 Line Input

The audio interface for guitarists and songwriters on the go.

Inspiration is everywhere for singer/songwriters, so bring your studio with you and record wherever you go. The two-input PreSonus AudioBox® iOne lets you capture your voice and instrument on your Mac, Windows PC, and iPad. Simply plug in your guitar and microphone, and you’re ready to create! USB bus-powered and bundled with powerful, easy-to-use recording software, the AudioBox iOne makes it easy to capture ideas and create professional-quality recordings.

Mobile recording made easy.

The AudioBox iOne audio interface and its software library make recording your compositions and tracks easy! Record in stereo on your iPad with free Capture™ Duo or record up to 32 tracks with affordable Capture for iPad. Then wirelessly beam your iPad tracks to our award-winning Studio One® recording and production software for Mac or Windows for editing and mixing. Or do the whole project on your laptop with Studio One. Either way, the AudioBox iOne and its software library provide all the tools needed to record on the road and in the studio.

Loud and clear.

To record great-sounding music, you need outstanding preamps and digital converters. And to hear what you’re doing, you need a headphone amp that keeps up with the rest of the design. The AudioBox iOne audio interface delivers it all! We’re famous for our award-winning microphone preamplifiers, and we’ve equipped the AudioBox iOne with a new, sweet-sounding mic preamp that will capture your voice in all its glory. Clean, clear, 24-bit, 96 kHz digital converters and an ultra-loud, crystal-clear headphone output ensures you hear every detail.


Built to travel.

AudioBox iOne is a mobile audio interface in the best sense of the term. It can sit on a tabletop or fit in the pocket of a backpack or laptop bag and works with standard iOS power accessories. Its metal chassis is built like a small tank—yet it weighs just 1.35 pounds (0.63 kg). Wherever your travels take you, whenever your creative muse calls, your AudioBox iOne audio interface will be ready to help you compose and record your masterpiece. Check it out at your favorite PreSonus® dealer.




Core Technology

Bus-powered USB 2.0/iPad audio interface

24-bit resolution; 44.1, 48, 88.2, and 96 kHz sampling rate

Inputs and Outputs

1 microphone input with low-noise, high-headroom, Class A mic preamplifier and +48V phantom power

1 instrument input

2 balanced ¼” TRS main line-level outputs

Stereo headphone output with independent level control


Zero-latency monitoring via internal analog mixer (fixed 50/50 mix via Direct button)

Large main volume knob

Signal present and clipping LEDs

Integrated Software

Studio One® Artist DAW software (Mac/Windows) and 6+ GB of third-party resources

Transfer files wirelessly from Capture for iPad to Studio One

Compatible with almost all recording software for Mac®, Windows®, and iPad®

Studio Magic Plug-in Suite included

Construction and Security

Kensington lock hole

Metal chassis



Computer system requirements:

Below are the minimum computer-system requirements for the AudioBox iOne and AudioBox iTwo:



Windows® 7 x64 SP1 + platform update, Windows 8.1 x64, Windows 10 x64

Intel Core Duo processor (Intel Core i3 or better recommended)

4 GB RAM (8 GB or more recommended)


macOS® 10.11 or higher (64-bit only)

Intel® Core™ Duo processor (Intel Core i3 or better recommended)

4 GB RAM (8 GB or more recommended)

Windows and Mac Systems

USB 2.0 Port

Internet connection for registration and download of included software

Internal or external 7200 RPM storage drive highly recommended

Monitor with at least 1280x800 resolution

Apple iPad

iPad Pro, iPad Air, iPad mini with Retina display, iPad (4th generation)

iOS 10 or later

The minimum system requirements may differ for DAWs other than Studio One. Please check the requirements for your DAW of choice with its manufacturer.

Note that the speed of your processor, amount of RAM and size and speed of your hard drive will greatly affect the overall performance of your recording system. Also, a more powerful system (faster processor with more RAM) will allow for lower latency (signal delay) than you might experience while monitoring audio or MIDI signals. Monitor resolution for both PC and Macintosh should be no lower than 1024x768 pixels.

VST Compatible Logo ASIO Compatible Logo


VST is a registered trademark of Steinberg Media Technologies GmbH

ASIO is a trademark and software of Steinberg Media Technologies GmbH

Technical Specifications

Microphone Preamp

Type  -  XLR female, balanced

Frequency Response (±3.0 dB)  -  10 Hz to 40 kHz

Input Impedance (Balanced)   -  1,200Ω

THD+N (unwtd, 1 kHz @ +4 dBu Output, Unity Gain)  -  < 0.008%

S/N Ratio (Unity Gain, Ref. = +4 dBu, 20 Hz to 22 kHz)  -  > 95 dB

Common Mode Rejection Ratio (1 kHz, 52 dB Gain)  -  > 65 dB

Gain Control Range (± 1 dB)  -   0 dB to 52 dB

Max Input Level (Unity Gain, 1 kHz @ 0.5% THD+N)  -  +10 dBu

Phantom Power (±2 VDC)  -  +48 VDC


Instrument Input

Type      ¼" TS female, unbalanced

Input Impedance             1 MΩ

Line Outputs

Type  -  ¼" TRS female, balanced

Output Impedance  -  51Ω

Headphone Output

Type  -  ¼" TRS active stereo

Maximum Output  -  60 mW/ch. @ 60Ω Load

Frequency Response (±1.0 dB)  -  20 Hz - 30 kHz

Output Impedance  -  10Ω

MIDI  -  I/O

Type    —    Digital Audio

ADC Dynamic Range (A-wtd, 48 kHz Sample Rate)  -  105 dB

DAC Dynamic Range (A-wtd, 48 kHz Sample Rate)  -  105 dB

Bit Depth  -  24

Reference Level for 0 dBFS  -  +10 dBu

Internal Sample Frequency Selections (kHz)  -  44.1, 48, 88.2, 96

Power  -  USB bus-powered

Physical Dimensions

Height  -  1.71” (43.5 mm)

Depth  -  5.31" (135 mm)

Width  -  5.91” (150 mm)

Weight  -  1.35 lbs (0.62 kg)

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