Audio Interconnect: Balanced XLR Male to Balanced XLR Female. Heavy-Duty cabling. The XLR-100 Series features Hosas own "Clamp" style XLR connectors for outstanding performance and durability, XLR-105 (5 ft.)
RCA Female to XLR Female. XLR PIN-2 goes to the center contact of the RCA, this carries the signal. XLR PINs-1 and 3 are tied together and carry the Ground via the Chassis. This connects to the Surround of the RCA.