It broadcasts a Spanish language adult contemporary radio format, branded as Exitos 94.3.
Because 810 AM is a clear-channel frequency, on which KGO San Francisco and WGY Schenectady share Class A status, WSYW's AM transmitter must sign off at night to avoid interference.
Luke Walton was owner and general manager with George L. Davis as one of the disc jockeys.
It was sold to Continental Broadcast Group, LLC, with the call letters changed to WGRT on December 14, 1984.
On October 28, 2019, WSYW changed its format to Spanish language Adult Contemporary, branded as "Exitos 94.3," simulcast on FM translator W232DM (94.3 FM), as part of a format swap with sister station WNTS (1590 AM).