The Shure RPM181/O is an omnidirectional condenser capsule for the versatile Shure BETA 181 microphone. The RPM181/O l capsule is ideal for use for ambient recordings or for instrument ensemble 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: this Omnidirectional (RPM181/O) one, as well as a Cardioid (RPM181/C), Supercardioid (RPM181/S) and Bidirectional (RPM181/BI). 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).