What is "ketr"

KETR (88.9 FM), is an 100 kW non-commercial broadcast FM radio station operation in Commerce, Texas, licensed to Texas A&M University-Commerce. A member of the National Public Radio network, the station serves nearly 250,000 Northeast Texas homes. The staff is composed of radio professionals and also Texas A&M-Commerce students who major in either journalism or mass communication studies. KETR also produces original long-form and short-form radio programming.