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A Sennheiser MD 421 II cardioid dynamic microphone shown at an angle, with its large slotted grille head, tapering ribbed body, five-position bass roll-off switch near the base, and 3-pin XLR output connector.

Sennheiser MD 421 II Cardioid Dynamic Microphone

$393.19USD

Checkout with Envoy Music. This item may be dispatched by an approved fulfillment partner.

Best for

Recording and reinforcing loud, transient sources: drum toms and snare, electric guitar and bass cabinets, brass, and broadcast/podcast voice. Its cardioid pattern and marketed feedback rejection suit close-miking on stage and in the studio, and the five-position bass roll-off lets you tame proximity buildup when working close.

Who should skip

Anyone needing extended top-end 'air' above 17 kHz (its response tops out at 17,000 Hz), such as cymbal overheads or detailed acoustic-instrument capture, and anyone without a decent mic preamp — as a dynamic mic with 2 mV/Pa output it needs clean preamp gain and does not use phantom power.

Watchouts

Manufacturer and datasheet figures disagree on two specs — impedance (250 Ω nominal / 1000 Ω minimum terminating versus 200 Ω / 200 Ω) and weight (354 g versus about 385 g); confirm against your exact unit if impedance matching or weight is critical. As a dynamic mic it needs a preamp with adequate clean gain and won't run on phantom power, and its response tops out at 17 kHz with little air above that.