WUMB 91.0 is an American radio channel that is serving the audience of Greater Boston with Americana, Roots, Blues, Folk, and mix music. Domestically, the channel is working by utilizing the frequency of 91.9 MHz. The radio also takes help from various repeaters which increase its local coverage area and help it to reach a larger domestic community. The ERP utilize by the station is almost 160 watts. The ownership and control of station is under the staff of the University of Massachusetts Boston and affiliated with American Public Media.