The half-cardioid boundary layer e901 is the optimal microphone for kick drum and grand piano. It is highly robust and completely step-resistant. It benefits from an integrated pre-amp. Frequency response optimized for kick drum reception Very fast attack Built-in XLR plug, no need for special cable No microphone stand needed for kick drum Slip-free, dampening rubber pad underneath Pick Up Pattern: half-cardiod Nominal Impedance: 200 ohm Min Terminating Impedance: 1000 ohm Dimensions: 5.05” x 4.13” x 1.05” Weight: approx. 350g