KLOS is an FM classic rock radio station based in Los Angeles, California that debuted in 1969. KLOS is owned by ABC Radio, an arm of The Walt Disney Company, which has announced that it would sell its ABC Radio holdings including KLOS to Citadel Broadcasting. The sale is expected to close by the end of 2006.

'klos' shows Watchwords on the computer screen. The 'Watchwords/Losungen' are verses from the Bible, one from the Old and one from the New Testament. 'klos' is adapted to KDE and does not belong to the official Watchwords programs.