 KJWL has an effective radiated power (ERP) of 25,000 watts, broadcasting from a tower that is 100 meters (328 feet) in height above average terrain.The station signed on in 1999 as KWOL, although while it was still unbuilt, the Federal Communications Commission construction permit used the call sign KVPC.The station played smooth jazz music from 2006 to 2009 as KJZN.