The church of San Juan Bautista of Fresno el Viejo. located in the south of the province of Valladolid. has a magnificent mural painting of the late Gothic period recently discovered in the context of the restoration of the building. This covers from the central apse of the church. https://www.roneverhart.com/Behringer-UL-1000G2-Wireless-In-Ear-Monitoring-System-US-584-to-608-MHz-p31393/