Presonus AudioBox iOne

AudioBox iOne: USB/iPad Audio Interface.

Features

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

Controls

• 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

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

Line Input
Type: —
Input Impedance: —

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
Height :1.71” (43.5 mm)
Depth: 5.31" (135 mm)
Width: 5.91” (150 mm)
Weight: 1.35 lbs (0.62 kg)