Dynamic microphone from Sennheiser's Black Fire line (BF 541) using a pressure-gradient transducer and a supercardioid pickup pattern. It includes a Brilliance switch (+5 dB above 3 kHz) for presence control and a 30 Hz–20 kHz response. Open-circuit sensitivity is 1.8 mV/Pa at 1 kHz and impedance about 200 ohms. Supplied with stand holder MZQ 441 for vocal and instrument use with a 3‑pin XLR connection.