The P3RA is a wireless stereo bodypack receiver for use with the PSM300 Personal Monitor System. Patented Audio Reference Companding ensures the clearest sound, with ultra-low noise and no artifacts. Find a wireless channel easily using the scan function to automatically select the cleanest frequency available. Create a personalized mix from two channels of audio using MixMode technology. Individualize your mix even further with EQ and volume limiting via the high contrast LCD menu. The P3RA's rugged and durable body ensures a long lifetime and easily clips onto a belt or guitar strap. Two AA batteries provide up to 6 hours of continuous use, and the optional SB900 rechargeable battery (sold separately) extends run-time and allows easy in-unit charging. With detailed 24-bit digital audio and reliable wireless performance, the P3RA bodypack delivers professional personal monitoring to any corner of the stage. The P3RA is a wireless stereo bodypack receiver for use with the PSM 300 Personal Monitor System. With detailed 24-bit digital audio processing 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.