6 in stock (can be backordered)

SKU: SD2008L Category:


iAudioInterface2 is a 2-channel audio interface for all iOS and iPad products. It includes cables to connect to Lightning and USBC Apple devices.

iAudioInterface2 has these major features:

  • 48V Phantom-powered XLR microphone input, with up to 50dB of gain**
  • Balanced line input for transfer function measurements
  • Balanced line output for signal generation
  • Toslink digital audio output, mirrors line out at full level
  • Internal li-ion battery, draws no power from your device
  • When charging with the included universal power external adapter, also charges your attached iOS device (some iPads excluded, USB-C cable does not provide charging).
  • Digital audio link to iOS device for lowest noise, and best quality. Uses our own A/D converters and DAC with precision USB audio clock recovery.
  • Compatible with all Lightning iOS devices, USB-C iPadOS devices, and Mac & PC computers using the included USB interface cable.

Microphone Input

  • Standard XLR microphone connector.
  • Switchable 48V phantom power available that meets all specs for voltage and current.
  • Input gain 0dB to +50dB in 9 preset gain stages, set from within AudioTools.
  • Equivalent Input Noise (EIN) @+50dB gain -112dBu A-weighted.
  • Microphone appears to iOS app as left input channel.
  • Input impedance 20k Ohms.
  • Input THD < 0.005% at 1kHz, -1dBFS, battery powered.
  • Frequency response -0.3/+0.0 20-20kHz.

Line Input

  • Fully balanced 1/4″ TRS line input, appears to iOS app as the right input channel.
  • May be switched to a stereo unbalanced input.
  • Input Impedance 40k Ohms balanced, 20k Ohms unbalanced.
  • THD < 0.005 % @ 1kHz, -1dBFS, battery powered.
  • Three gain ranges, selected from AudioTools:
  • -80dBU to -10dBu
  • -60dBu to +15dBu
  • -40dBu to +40dBu

Line Output

  • Fully balanced 1/4″ TRS mono line output.
  • Maximum output level +12dBu
  • THD < 0.010% @1kHz, -1dBFS, battery powered.
  • Output may be switched to stereo, suitable to drive 32 Ohm headphones.

Digital Audio Output

  • Optical Toslink PCM digital audio output, sample rate 32k/44.1k/48k, set from iOS device. 16-bit (current iOS maximum).

Internal li-ion Battery

  • Charge time 2-3 hours.
  • Run time 3-5 hours depending on usage.

Included in the package

  • iAudioInterface2
  • USB-A Interconnect Cable
  • USB-C Interconnect Cable
  • Lightning Interconnect Cable
  • AC Power Adapter with 4 plugs
  • User Guide

Additional information

Weight 2 lbs
Dimensions 12 × 9 × 4 in


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