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iRig PSU 3A
Power supply unit for
iRig Pro I/O

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iRig Pro I/O Specifications

Microphone Input

  • Microphone Input: balanced female 3-pin, XLR. Pin 2: hot / Pin 3: cold / Pin 1: ground
  • Microphone Input Level: from 6 mVpp to 1.4 Vpp
  • Microphone Input Impedance: 3.2 kOhms
  • Gain Range: 40 dB
  • Phantom Power: +48V ± 4V
  • Frequency Response: 20 Hz - 20 kHz +/-1.5dB
  • Input Noise: -103 dB(A), -97 dB RMS

Instrument Input

  • Instrument Input: unbalanced, Hi-Z, TS 1/4" Jack, Tip: signal / Shield: ground
  • Instrument Input Level: from 30 mVpp to 6.9 Vpp
  • Instrument Input Impedance: 1 MOhms
  • Gain Range: 27 dB
  • Frequency Response: 20 Hz - 20 kHz +/-1.5dB
  • Input Noise: -103 dB(A), -97 dB RMS

Stereo Headphone Output

  • Connector: 1/8" TRS Jack. Tip: right / Ring: left / Shield: ground
  • Headphone Level Control numbered thumbwheel
  • Headphone Level Power 100mW into 50 Ohms

MIDI Input/Output

  • Connector: 2x2.5mm TS Jack

Other Input/Output

  • DC barrel: 1x DC barrel. For power and device charging.
  • Device Connector: mini-DIN


Package includes

  • iRig Pro I/O universal Audio-MIDI interface
  • Lightning to Mini-DIN connection cable (60cm/23.62")
  • USB to Mini-DIN connection cable (60cm/23.62")
  • 2 x 2.5mm jack to MIDI cable (160cm/63")
  • 2 x 1.5V AA Battery
  • Velcro strip


  • Size: 43mm/1.69" x 127mm/5" x 37mm/1.46"
  • Weight: ~120g/4.23oz (batteries excluded)
  • Lightning to Mini-DIN connection cable: 60cm/23.62"
  • USB to Mini-DIN connection cable: 60cm/23.62"
  • 2.5mm jack to MIDI cable: 160cm/63"


iOS Devices

Compatible with iPhone 7 Plus, iPhone 7, iPhone SE, iPhone 6s Plus, iPhone 6s, iPhone 6 Plus, iPhone 6, iPhone 5s, iPhone 5c, iPhone 5, iPod touch 6th generation, iPod touch 5th generation, iPad Pro (12.9-inch), iPad mini 4, iPad Air 2, iPad mini 3, iPad Air, iPad mini 2, iPad mini, iPad 4th generation. iOS 6 or later is required.

Also compatible with iPhone X, iPhone 8 Plus, iPhone 8.



Mac®: Mac OS X 10.6 or later. One free USB port.

Windows®: Fully supports Windows 10 WASAPI for low latency audio. One free USB port.
(ASIO4ALL is required on Windows 7 and 8 for low latency audio. See our FAQ here for further details.)


Android Devices

Compatible with Android devices running Android 5 or later and with USB digital audio capabilities.

Micro-USB-OTG to Mini-DIN cable (sold separately) is required.


* Use only the specified AC adaptor

Use only the specified AC adaptor (iRig PSU 3A) and make sure the line voltage at the installation matches the input voltage specified on the AC adaptor's body. IK Multimedia will not be responsible of any damage caused by usage of any AC adaptor other than the specified one (iRig PSU 3A). The usage of AC adaptors other than the specified one (iRig PSU 3A) could compromise the user experience in terms of: Safety risk, Apple device charging performances, Noise performances.

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