Shure Beta 91A Boundary Microphone

The Shure Beta 91A is a precision-engineered boundary microphone designed for kick drums and other low-frequency instruments. Its half-cardioid polar pattern ensures maximum gain before feedback and minimizes unwanted noise from off-axis sources. The low-profile design integrates an XLR connector and preamplifier for easy setup and minimal stage clutter. With a tailored frequency response and a two-position contour switch, this microphone offers flexibility in achieving the desired attack and clarity. Built to handle high SPL environments, the Beta 91A delivers strong low-end performance, making it ideal for both live sound and studio recordings.

Highlights:

• Half-cardioid polar pattern
• Frequency response tailored for low-frequency instruments
• Two-position contour switch for customizable sound
• Integrated preamplifier and XLR connector
• Handles high SPL environments