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RoadKing RK564P

Noise-cancelling CB mic

Item # 412RK564P

California customers:
Please click here for your Proposition 65 warning.

Item # 412RK564P

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Since 1974

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About the RoadKing RK564P

Sound better on your CB

If you want to improve the quality and clarity of your CB communication, add a noise-cancelling mic to your system. The RoadKing RK564P is designed to give you years of clear, crisp communication, with a rugged design and lots of smart features.

Product highlights:

  • dynamic noise cancelling CB microphone
  • 4-pin connector
  • 2-position momentary slide switch
  • frequency response: 100-8,000 Hz
  • output impedance: 2000 ohms (matches 600-5000 ohm inputs)
  • sturdy black cycolac case
  • warranty: 1 year
  • Our 60-day money-back guarantee
  • MFR # RK564P

What's in the box:

  • CB microphone with coiled cord and 4-pin connector

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More details on the RoadKing RK564P

Research Team

Product Research


Overview: The RoadKing 56 (RK564P) is a dynamic hand-held microphone for CB radios and other voice communication applications. Its noise-canceling design is effective in noisy environments, giving you clear, crisp transmissions and excellent voice response characteristics. The mic features a long black coiled cord (6-conductor) with a universal 4-pin connector. The RoadKing 56 has a black cycolac ABS body, and is covered by a 1-year warranty.


  • Frequency Response: 100Hz - 8kHz
  • Output Level (1kHz):
    • Open Circuit: -72dB (ref: 0dB - 1V/uBar)
    • Power Level: -55dB (ref: 0dB - 1mW/10uBar)
  • Impedance: 2000 ohms (matches 600-5000 ohm inputs)
  • Switch Type: Two-position momentary, normally open contacts
  • Cable: 6-conductor, black coiled cord

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