JHD1620B Jensen Heavy Duty AM/FM RBDS/WB SIRIUS Satellite & iPOD Ready Radio JENSEN Heavy Duty understands your industry... it's rough, tough, and the working conditions are harsh. That's why the JHD1620B Heavy Duty AM/FM/WB/iPod and SIRIUS Satellite Radio Ready Stereo is designed to be the most rugged stereo available in the industry today. The JHD1620B is built to deliver high quality audio without sacrificing feature content, all while withstanding the conditions commonly encountered in heavy duty environments.