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AV-JEFE TR-15 Transdermal Microphone is designed to help people with speech difficulties or voice disorders. It helps enhance the faintest of voices with minimal effort.


TR-15 can be used with a waistband voice amplifier or a personal PA system, and should be worn around base of neck resting in the "sweet spot" of the neck for more sensitive response.




Model#: TR-15-35mp


  • Compatible with: waistband voice amplifier, personal PA system which has 3.5mm mono microphone input



Model#: TR-15-TRRS


  • Connector: TRRS ф3.5mm nickel-plated plug
  • This mic is for use with the RECORDING APPs installed in your smart phones, for recording purpose only. Compatible with iPhone, Samsung, LG or HTC...
  • Smart phones may NOT be used as a personal PA system or amplified speakers unless the right Apps or devices are installed.




  • Low profile look.
  • Best to help users with a weak voice or throat problem such as:  diminished lung capacity, damaged or partially paralyzed vocal cords, impairment of throat or chest muscles …
  • Please be informed that this mic is NOT designed for normal speech applications.
  • Can also be used for surveillance purposes.
  • Flexible for wearing on the throat/neck.
  • Absorbs vibrations directly from the wearer’s throat. Requires a firm fit to operate properly.
  • Allows user to transmit voice signals even at a whisper even in noisy or windy environments.

AV-JEFE TR-15 Throat Transdermal Microphone for Speech Difficulties

SKU: TR-15
$34.99 Regular Price
$27.00Sale Price
    • Type: Throat conduction
    • Frequency Range: 20Hz ~ 16000Hz
    • Sensitivity  -66dB±3dB @1KHz (0dB=1V/μbar at:4.5v/2cm)
    • Impedance: 2.2KΩ
    • Current Consumption: Max. 0.5mA
    • Test Condition: Vcc=4.5V, RL=2.2 KΩ
    • Connector: ф3.5mm 90⁰ nickel-plated mono plug
    • Capsule Dimension: ф15mm x 0.3mm
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