PreSonus AudioBox iOne USB/iPad Audio Interface

PreSonus AudioBox iOne USB/iPad Audio Interface

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PreSonus AudioBox iOne

PreSonus AudioBox iOne is a USB/iPad Audio Interface for Guitarists and Songwriters. It features a high-performance Class-A preamplifier with phantom power, and records audio at up to 24-bit / 96 kHz sampling resolution.

Ideal for vocalists and electric guitarists that are on-the-go, the AudioBox iOne features one microphone input and one instrument input for connecting dynamic or condenser microphones as well as guitars and basses. The unit also features a stereo headphone output with dedicated level control, ultralow-latency monitoring, and balanced main outputs for connecting studio monitors.


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


Mi​crophone 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

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

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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