The Astatic 636L CB microphone is the ideal choice for truckers dealing with high background noise. Its rugged housing design offers durability making it a reliable companion on the road. With a double chrome-plated grille screen and soft vinyl lip guard it is perfect for close talking allowing truckers to communicate clearly and effectively even in noisy environments. Additionally the low impedance dynamic noise-canceling element provides crystal-clear communication. The 4-pin connection makes it compatible with 4-pin radios for seamless integration into your setup making the Astatic 636L a trusted choice for truckers seeking dependable performance in challenging conditions., Rugged housing design for ultimate durability, Double chrome-plated grille screen with soft vinyl lip guard ideal for close talking, Low impedance dynamic noise-canceling element provides clear communication, 4-pin connection compatible with all 4-pin radios, Trusted choice for truckers dealing with high background noise, , , , , , Weight (lb)0.83, Height (in)10,Width (in)8,Depth (in)2.5