Shure P3RA Bodypack Receiver for PSM300 Systems (G20 Band - 488-512 MHz)With detailed 24 bit digital audio and reliable wireless performance, the P3RA bodypack delivers professional personal monitoring to any corner of the stage. Patented Audio Reference Companding ensures the clearest sound, with ultra low noise and no artifacts. Perform a scan and IR sync to automatically select the cleanest frequency available and easily assign a wireless channel. Adjust the volume and use MixMode technology or stereo mode to create a