The RPW120 Wireless Beta 87A Cartridge is an essential accessory for event organizers and planners who demand the best in audio equipment. It allows for the seamless replacement of the cartridge, housing assembly, and matte grille specifically for wireless Beta 87A microphones. This product is designed to maintain the exceptional sound quality and performance Shure microphones are known for, ensuring clear, reliable audio for any event, from conferences to concerts. With its easy installation and robust design, the RPW120 is a practical choice for professionals seeking to enhance their audio setup with minimal downtime.