This Pro 520XL CB radio offers high-performance 40-channel operation in a compact, ultra-mobile radio. It operates on any of the 40 AM frequencies authorized by the FCC, and its S/RF meter and red-lit LED indicators help you monitor activity at a glance. A built-in noise limiter and ANL switch and squelch control fine-tune performance and eliminate noise, and the front-positioned microphone has an extra-long, coiled cord for convenient use. Mounting bracket, hardware and instructions are included.