PC78LTXFM CB Radio with AM/FMThe Uniden PC78LTXFM is the dual-mode AM/FM transmit and receive CB radio from Uniden. The performance enhancement features include an integrated SWR antenna calibration system that allows the user to calibrate the vehicle&&';;s antenna system for optimum receive and transmit performance. Additional features include an antenna warning LED, RF gain and mic gain, hi-cut noise reduction, an automatic noise limiter, and a PA system.Dual AM/FM ModeThis CB radio provides access to both AM and FM channels, allowing clear reception, strong transmissions, and long range.Integrated SWR Antenna CalibrationBuilt-in SWR meter to precisely tune an antenna for the best signal.Bright LED Channel IndicatorBright LED channel indicator, front panel mic connector, and Uniden&';s classic controls with an enhanced channel selector that offers more positive channel selection and reduced drift.High-Cut AudioCuts out the high-frequency interference for clear receive.RF Gain & Mic GainAdjusts receiver sensitivity for better reception and microphone sensitivity for 100% modulation.Automatic Noise Limiter/Noise BlankerANL reduces external noise and NB reduces interference from the vehicle&';s ignition system.Features: RF gain & mic gain 4-pin microphone NOAA weather alerts Public address (PA) function High cut on/off AM/FM transmit & receive Antenna warning LED SWR calibration In the Box: PC78LTXFM CB Radio Microphone DC power cord Mounting bracket Mounting hardware Owner&';s Manual (pdf).embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }