Blue B3 Bottle Cap - Interchangeable Cardioid Capsule for Blue Bottle and Bottle Rocket Microphones

The Blue B3 Mid-Size Diaphragm Bottle Cap is an interchangeable capsule for Blue Bottle and Bottle Rocket studio microphones. A variety of interchangeable capsules are available; each with its own frequency, tonal and pickup pattern characteristic. The B3 condenser capsule has a mid-size diaphragm with a cardioid polar pattern and a neutral, transparent audio quality.