C4 - The Perfect Match

Engineered, Integrated, and Tested.

RoadKing®, your trusted source for reliable, affordable CB communication equipment, is proud to announce C4, a complete CB communication system optimized to deliver Crystal Clear CB Communication. The C4 system was developed in partnership with Wilson®, a brand known for its innovation and superior power, providing professional drivers and CB enthusiasts with unrivaled signal strength, ease-of-use and crystal clear sound quality. The resulting C4 CB communication system is uniquely engineered, integrated, and tested to provide high efficiency, low SWR, and maximum gain - creating the Perfect Match.

The C4 system includes four communication components to optimize signal transfer:

  • RoadKing 5640 CB Radio
  • RoadKing RK-56 Noise Cancelling Microphone
  • Wilson T-2000 Series CB Antenna
  • Wilson Coaxial Cable

When used in combination, these products resonate with exceptional impedance match and near perfect 50-Ohm resistive impedance at the center of the CB Band. View Smith Chart


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