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iOS or USB-C to 3.5mm TRS stereo microphone audio recording adapter with plug-in-power

Brand: Sound Professionals
(1 customer review)

Price range: $14.95 through $39.95

Connect any mono or stereo 3.5mm microphone to your mobile device!

This attenuator is recommended when recording loud sounds to avoid overloading the mic input on the adapter above

3.5mm (1/8 inch) male to 3.5mm (1/8 inch) female variable attenuator

3.5mm (1/8 inch) male to 3.5mm (1/8 inch) female variable attenuator - used to lower audio levels to avoid overloading the microphone input on your recording device

3.5mm TRS input stereo recording microphone interface for mobile devices. Allows you to connect your mono or stereo (Binaural) microphone to a mobile device and record two separate channels (left and right) into your device. Provides power, amplification and conversion to a stereo (2 channel) digital signal from the stereo microphone.

Product Highlights:

  • All-in-one recording solution
  • iOS version compatible with iOS mobile devices (iPhone, iPad)
  • USB-C version compatible with computers, Android, Huawei Honor Xiao mi and OPPPO/VIVO (must open OTG function in settings)
  • Smallest audio module available – compact and easy to use
  • Single stereo TRS microphone input – works with mono mics or Stereo/Binaural mics
  • For line-level signals, use an attenuator to avoid overloading
  • Ideal for interview or other demands for capturing two subjects
  • USB-C to standard USB adapter also available
  • Provides “plug-in-power” for small condenser microphones

Specifications:

  • Frequency Response: 20Hz-20kHz
  • Gain: 0-30dB
  • Sampling Frequency:  44.1kHz /48kHz
  • Bitrate: 16Bit /24Bit
  • Plug-in-power supplied: 3.3vdc
  • Power Requirements: Powered from the device
  • Output Connector: Lightning or USB-C (select in option box) 
  • Cable Length: 4-6 inches
  • Frequency Response graph:

Weight .1 lbs

1 review for iOS or USB-C to 3.5mm TRS stereo microphone audio recording adapter with plug-in-power

  1. Mike F Instagram @windblox_sports

    Mike F | 11 May 2026
    “Thank you for your high quality products and customer service responsiveness!”

    Product Choice:
    Our business is Wind-Blox and we sell cycling wind noise reducers. We’ve been using the binaural in-ear stereo mics to compare the wind noise with and without our product and it has been a great experience with the high quality audio. Thanks for a great product!
    – Mike F Instagram @windblox_sports

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