Carbon Fiber Edition of the world famous radio mic featuring double chrome plated grille screen with soft vinyl lip grip and a flexible heavy-duty coil cord that extends to 7.5 feet. The Astatic model 636L noise-canceling dynamic microphone is ideal for CB Amateur Radio and SSB communications. It fits all 4-pin radios and effectively reduces wind and vehicle noise. Perfect for high background noise situations like trucks., Carbon fiber finish with heavy-duty construction, Dynamic noise-canceling & maximum talk power, Heavy-duty coil cord extends to 7.5 feet and 4-Pin female locking connector, Double chrome plated grille screen with soft vinyl lip guard, Heavy-duty construction, Flexible heavy-duty coil cord extends to 7.5', 4-Pin female locking ring connector, Designed for close talking handheld applications, For CB amateur radio & SSB communications, , Weight (lb)0.7, Height (in)10,Width (in)7.9,Depth (in)2.8