KSMG (105.3 FM, "Magic 105.3") is an Adult Top 40 formatted radio station serving the Seguin/San Antonio area. The Cox Communications outlet operates at 105.3 MHz with an ERP of 97.5 kW and its city of licence is Seguin, Texas. Its studios are located in Northwest San Antonio near the South Texas Medical Center complex, and the transmitter site is in Elmendorf, Texas.There is an app operated by the station, available via the Apple Store.