AVL749D dual Earhook Headset Microphone is a modern, natural and reliable microphone ideal for activities like sports, live streaming, lectures, etc. The special lightweight construction provides a firm, comfortable fit and the microphone boom can be adjusted for optimum gain with less feedback. Optional connectors and adapters are available, making it compatible with different equipment.

Optional Connectors

Locking 4 Pin Mini 3 pin XLR (HIROSE) 4-pin with lock screw (MIPRO) Mini 3 pin XLR Mini 4 pin XLR HIROSE G4-CH Ø3.5 stereo plug with lock screw Ø3.5 mono plug Ø3.5 mono lockplug Ø3.5, 90 mono plug LEMO 3 pin

Microdot Adapters

AMD 1 TA3F (AKG) AMD 2 TA4F (SHURE) AMD 3 HIROSE 4P (AT) AMD 4 Ø3.5 ST plug w LS(SENNHEISER) AMD 5 TA5F (LECTROSONIC) PHM6201MD Microdot Phantom Power Module to 3P XLR (male) Microdot Extension Cable (MMCX to Microdot) Black Microdot Extension Cable (MMCX to Microdot) Tan


  • Super Lightweight design.
  • High quality voice and sound pick up.
  • Hands-free operation.
  • Designed for use on television, theater, stage,surveillance, computers and other applications requiring minimum visibility with hands-free operation.
  • Flexible mic boom arm for easy mic positioning.
  • Adjustable and extendible headband to fit any head size.
  • Detachable connecting cable from headset mic.

  • Specifications

  • Element:
  • Back Electret Condenser
  • Polar Pattern:
  • Omnidirectional
  • Frequency Range:
  • 50Hz ~ 18,000Hz
  • Sensitivity:
  • -68dB ± 3dB(0dB=1V/μbar @1KHz)
  • Impedance:
  • 1,000Ω ± 30% @1KHz
  • Max. Input SPL:
  • 125dB @1KHz
  • S/N Ratio:
  • 60 dB
  • Operating voltage:
  • 0.9V ~ 5V DC
  • Test Condition:
  • RL=2.2K, DC=1.5V
  • Cable:
  • Ø1.6 x 1.1 M(Cable Exposed Length)
  • Connector:
  • MMCX Connector gold plated
  • Dimensions:
  • Ø3.5 (Mic Head) x 240mm (Mic Boom length)
  • Weight, mic boom:
  • 2 g
  • headset:
  • 4 g
  • cable:
  • 6 g (w/o connector)


    Frequency Response Polar Pattern