The Beta 87A Cartridge for Shure SLX/ULX Wireless Handheld microphones is a professional replacement capsule designed for high-fidelity vocal reproduction. Featuring a supercardioid polar pattern, it provides focused pickup of the performer’s voice while minimizing background noise and feedback, making it ideal for live performance and broadcast applications. Engineered to maintain the signature Shure clarity and consistency, the cartridge works seamlessly with SLX and ULX wireless handheld systems. Its durable construction ensures reliable performance in touring, stage, and repeated-use environments. Easy to install and fully compatible with Shure handheld transmitters, the Beta 87A Cartridge is a trusted choice for professional vocalists and sound engineers seeking clear, accurate, and dependable audio.