Shure SM81
Condenser Studio Microphone

• Cardioid polar pattern for maximum isolation of the signal source and reduced background noise
• High-quality, permanently polarised condenser microphone
• Linear frequency response for precise sound reproduction
• Low inherent noise and high clipping protection
• Distortion-free recordings even at high sound pressure
• Low sensitivity to interference at high-frequencies
• 3-Step switchable high-pass filter: Linear, 6 or 18 dB / octave reduction
• Switchable 10 dB attenuation
• Phantom power in accordance with DIN 45 596 with voltage from 12 to 48 V
• Robust steel version
• Can be used even under extreme temperature and humidity conditions
• Frequency range: 20 – 20,000 Hz
• Output impedance: 85 ohms
• No-load sensitivity: -45 dBV/Pa (5.62 mV)
• Total Harmonic Distortion (131 dB SPL at 250 Hz, 800 Ohm load): < 0.5 %
• Maximum sound pressure (at 1 kHz, 800 Ohm load): 136 dB SPL
• Windshield and microphone clamp included

Shure SM57
Dynamic Instrument Microphone
Polar pattern: CardioidContoured frequency response for clear instrumental and rich vocal recordingsRecording of drums, percussion and instrument amplifiers in professional qualityUniform cardioid pickup pattern isolates the main sound source while reducing background noisePneumatic shock-mount system cuts down handling noiseExtremely durable under the heaviest useFrequency range: 40 - 15,000 HzOutput impedance: 310 ohmsOpen circuit voltage: -54.5 dBV/Pa (1.88 mV)Dimensions (L x Ø): 157 x 32 mmWeight: 284 gIncludes microphone clamp, 3/8" threaded adapter and bag