What is "wfmu"

WFMU is a listener-supported, independent community radio station headquartered in Jersey City, New Jersey, United States, broadcasting at 91.1 (at 90.1 as WMFU, and at 91.9 as W219DQ) MHz FM, presenting a freeform radio format. It is the longest-running freeform radio station in the U.S. The station is licensed to the city of East Orange, New Jersey, and its terrestrial transmitter is located in West Orange. It can be heard worldwide on the internet via streaming formats at WFMU.org.