The RDL DS-TPS3A RJ45 to XLR Microphone and Dual RCA Phono Module is simply a Cat-5 to microphone and RCA phono line send module. The send module is designed to integrate with compatible triple-pair line/mic receive modules. Together, the modules provide a viable means of sending line and microphone audio signal at long range, without degradation and gain loss. The modules are designed to flush mount into wall boxes, racks and other convenient enclosures. 24VDC power is provided and a blue LED indicates when modules are powered.