A bidirectional capsule for the versatile Shure 181 mic.
The Shure RPM181/BI is a bi-directional condenser capsule for the versatile Shure Beta 181 microphone. The Beta 181/BI capsule is ideal for mono drum overheads, and dual instrument sound source applications.
The Shure Beta 181 (sold separately) is a multipurpose instrument microphone and can be used on a wide variety of applications including guitars, bass and drums (overheads and snares). It has a small diaphragm design that provides superior audio with textbook polar responses in a form factor compact enough to get close to the source in the tightest conditions.
There are four different capsules available for the Beta 181 microphone: Cardioid (RPM181/C), Supercardioid (RPM181/S), Bi-directional (RPM181/BI), Omni-directional (RPM181/O). This makes the Beta 181 an extremely versatile and cost-effective mic that allows the user to interchange capsules according to the application. (Additional capsules sold separately).