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Vertex MH-73A4B Speaker Microphone for VX-6R and VX-7R by Tank Brand

Vertex MH-73A4B Speaker Microphone for VX-6R and VX-7R by Tank Brand

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Replacement shoulder speaker microphone for the following radios: VERTEX/YAESU:Fits Vertex Standard/Horizon models 750/760/850 Fits Yaesu Models VX-6R, VX-7R, FT-270R, FT-277, VX-170.

Replacement for MH-73A4B
End connector: 3.5mm, 4pole with thread, straight

  1. Water-resistant (IP54).
  2. Water-proof (IP67) enquiry acceptable for fire-fighting Dep., sea patrolman/patrolwoman, army etc.
  3. High impact housing, available for construction site, factory, police, guard and army etc.
  4. Removable PTT button offers you cleaning the dusty easily. 
  5. Noise canceling microphone requirement acceptable.
  6. Patented demountable metal plate clip for meeting professional using.
  7. High-low volume knob attached.
  8. One extra function button acceptable basic on your requirement.
  9. Attached 3.5mm earphone jack on microphone.
  10. High quality louder speaker and microphone units provide clear audio communication.


  • Microphone size£º80*67*38 mm (include clip)     
  Earphone Unit
  • Diameter£º45 mm
  • Out Level£º87 dB£¯1 Watt. 0.5 Meter, 3M3 Sound Box Test
  • Input Power£º1W
  • Max Input Power£º2 W
  • Output Impedance£º8 ohm£»16 ohm for MOTOROLA
  Microphone Unit
  • Type of Element £ºNon-directional Electric condenser
  • Sensitivity£º-38dB (1V/ 1Pa)
  • Output Impedance£º2K ohm