This Shure SLX4 wireless microphone receiver is a top-of-the-line model for live performance. It features a back-lit LCD display for easy viewing and comes with antennas and a power supply for seamless setup. The receiver operates on the G5 frequency range of 494-518MHz and is suitable for use with small diaphragm microphones. With its reliable connectivity, this SLX4 model is a must-have for any musician or sound engineer looking for high-quality wireless audio.