The Shure SLX-D Handheld Transmitter with Beta 58A Microphone is a professional-grade wireless system known for its reliable performance and superior sound quality. Featuring the Beta 58A microphone capsule, it delivers a tight supercardioid polar pattern, which excels at rejecting off-axis noise while providing clear, focused vocals. The SLX-D system offers an impressive 120 dB dynamic range and stable digital RF performance, ensuring consistent, dropout-free audio even in challenging environments. The transmitter has up to 8 hours of continuous use with AA batteries or optional rechargeable batteries, and a rugged metal construction designed for durability in demanding live performances or installations. Its intuitive setup and user-friendly interface make it ideal for musicians, presenters, and houses of worship.