Dynamic cardioid instrument microphone. Designed for drums and percussion. Compact with clip to attach to the rims of toms and snares. Excellent sound profiling, adapts to all percussive styles. Robust metal casing.   The cardioid e 904 is a dynamic instrument microphone specifically designed for drum applications. Featuring a very short body with integrated stand mount and a universal rim clip, the e 904 provides great sound without getting in the way in even the most crowded setups.