[Professional Series]Microphone for 4 pin Cobra/Uniden/Workman/Midland/Galaxy Stryker Retevis CB radio. Compatible with most 4 pin CB radio. [High Sound Quality]The dynamic voice coil diaphragm design on this CB Radio microphone was made to provide excellent sound quality in all areas of microphone performance. [Noise Canceling]Provides maximum talk power and intelligibility even under noisy conditions. [Easy to Operate]Heavy duty coiled cord, Length: 2Ft (Mini) 5Ft(Usual) 8Ft (Max). Designed for close talking handheld applications. The left side push to talk button and the 8 foot coiled cord for this dynamic microphone, as well as a comfortable ergonomic design, allow for convenience at your fingertips even when on the road. [Lifetime Warranty]Simple and convenient return process. Lifetime warranty and 30 days no reason to return. If you have any questions, please feel free to contact our Customer Service.