Discontinued

577B

“Close-Talk” Microphone

Close-talk microphone delivers excellent voice fidelity for fixed station applications with high background noise and includes a mounting bracket. Features include minimal pick-up of background noise, a high-impact ARMO-DUR case, and a double-pole, single-throw PTT switch.

Product Details

  • Frequency response designed for voice communications
  • Directional mic element
  • Minimal pick-up of background noise due to close-talk design
  • Rugged, high impact ARMO-DUR® case
  • Double-pole, single-throw PTT switch designed for constant usage
  • Four conductor, shielded, bare-ended (no connector) coil cord
  • Does not require DC power for operation
  • Mounting bracket included

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