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Acoustic Tube Listen Only Ear Piece, 2.5mm audio Jack

49er Communications SKU: AALO9RS2I
Regular price


  • 2.5mm audio jack
  • Allows for discrete communications
  • The acoustic tube ear piece is lightweight and comfortable

What is the Acoustic Tube Listen Only Ear Piece?

The AALO9RS2I is a surveillance style acoustic tube earpiece that comes with 30-inch straight cord and a 2.5mm audio jack, perfect for BK Radio legacy series portable radios. Use along with the foam noise attenuating ear tips that provide a 29dB background noise reduction, so that you can hear critical radio transmissions in noisy environments.

Works with the following Bendix King Radios:

  • DPH models including command series radios
  • GPH models including command series radios
  • EPH models

Plugs into:

2.5mm audio jack of your radio or audio device.

Why choose the AALO9RS2I?

The acoustic tube listen only earpiece allows you to listen discreetly while others in the vicinity will not hear your communications.  Add an open ear insert to enable you hear radio transmissions without impeding your ability to hear ambient sounds in environments where your safety could be jeopardized otherwise. 


Technical Details

Product Specifications

IP50 & Below No Water
connector type
Plug In
replaces products
KAA0220, NCC03XX2, T03-00053-0451, T03-00120-AAAD