Check the listing for details. ASTATIC 636L-CF Carbon Fiber Finish CB Ham Radio Microphone 4pin mic Auth Dealer. Condition: New. Listed at 39.99 USD. ASTATIC 636L-CF Carbon Fiber Finish CB Ham Radio Microphone 4pin micNEW CARBON FIBER EDITIONThe Ultimate Noise Cancelling Microphone. New in Sealed Hard Shell Plastic PackagingThe Astatic Model 636L-CF Noise Cancelling Dynamic Microphone is ideal for CB, amateur radio and SSB communications. It fits all 4-pin Cobra, Uniden and Galaxy radios. Famous 636L dynamic noise cancelling element assures clarity in noisy conditions, and effectively reduces wind and vehicle noise. Durable construction is combined with a polyurethane-coated steel grill, and soft vinyl lip guard. Our exclusive heavy duty coil extends to 7 1/2 feet. Astatic's tailored frequency response provides maximum talk power. All of my astatic mics are brand new current models that are factory fresh directly from astatic with a full 1 year warranty. Authorized Astatic dealer