Immerse yourself in the world of Citizen Band radio with the help of this full size Cobra 19DX 40-Channel mobile radio. Highlights include electronic channel tuning, instant Emergency Channel 9 access, microphone with four-pin screw-on connector, and large LED channel display. Rounding out the unit are several conveniences such as squelch control, automatic noise filter, volume control, one-switch selection of CB or public address functions, and LED signal strength meter. The unit is equipped with public address speaker and external speaker jacks.