Shure KSM 44 A/SL

Dual 1-inch, externally biased, ultra-thin, 2.5 micron, 24-karat gold-layered, low mass, Mylar ® diaphragms provide superior transient response
Class A, discrete, transformerless preamplifier for transparency, extremely fast transient response and no crossover distortion, minimizes harmonic and intermodulation distortions
Full-range frequency response (20 Hz - 20 KHz) for an extremely accurate reproduction of voice and instruments
Extremely low self noise (7 dBA) for critical studio vocal recording
Premium electronic components and gold-plated internal and external connectors
Subsonic filter eliminates rumble from mechanical vibration below 17 Hz
15 dB attenuation switch for handling high input SPL sound sources
3-position switchable low-frequency filter virtually eliminates unwanted background noise and controls proximity effect
Durable zinc die-cast housing and hardened low carbon steel grille to protect cartridge from accidental drops or misuse
Uniform polar response provides natural off-axis response for critical recording
Integrated three-stage pop protection grille to guard against wind and breath noise
Internal shock mount to reduce unwanted handling and stand noise
Euroguitar Reference : 41308