Behringer X32 rack for a 16 input band with 4 wedges and 4 IEMs. The S16 will be used for all inputs including wireless mics. SD8 is used to drive IEM mixes (output 9-12 on mixer = 1-4 on SD8 using the 9-16 switch). DBX driverack crossover is preset with the correct speakers. X32’AES50A to S16 AES50A. Then S16 “B” to SD8 “A”