Shure Beta 91 A Condenser boundary microphone
- Combination of Beta 91 and SM 91
- Switchable frequency range for bass drums or piano/ voice applications
- Polar pattern: half cardioid
- Frequency range: 20 - 20,000 Hz
- Impedance: 146 Ω
- 11-52 V Phantom power
- SPL: 155 dB SPL max (@ 2500 Ohm)
- Sensitivity: -48.5 dBV/Pa
- Output: XLR-male
- Weight: 480 g