The station's transmitter tower is on Farnsworth Peak, in the Oquirrh Mountains, 18 miles (29 km) southwest of Salt Lake City,[3] KNRS-FM broadcasts using HD Radio technology.

[4] It was powered at only 500 watts and offered easy listening music for the northern suburbs of Salt Lake City.

In 1992, the station got a major power boost and increase in antenna height while moving to 105.7 MHz, now covering much of the Salt Lake City metropolitan area.

The call sign changed to KUMT, as "105.7 The Mountain", airing an adult album alternative (AAA) format.

The station features predominantly conservative syndicated national talk show hosts, including The Clay Travis and Buck Sexton Show, Sean Hannity, Glenn Beck, Jesse Kelly, Clyde Lewis, Coast to Coast AM with George Noory and This Morning, America's First News with Gordon Deal.

The HD2 digital subchannel had carried a mainstream AC format branded as "Soft Rock" from iHeartMedia's Premium Choice networks.