The RPW118 Wireless Beta 58A Cartridge is an essential accessory for event organizers and planners who demand the best audio quality for their events. This replacement cartridge comes complete with the cartridge itself, housing assembly, and a matte grille, ensuring a seamless fit and performance with wireless Beta 58A microphones. Designed for durability and high-quality sound reproduction, it is an ideal choice for conferences, weddings, parties, concerts, and corporate events where clear and reliable audio is paramount.