DPA d:fine CORE 4066 Omni Headset Microphone in Black

Features Resistant to humidity Double-vent protection system Modular adapter system fits most professional wireless systems Specifications Polar Pattern: Omnidirectional Principle of Operation: Pressure Cartridge Type: Pre-polarized condenser Frequency Range: 20 Hz to 20 kHz Frequency Range +/-2 dB: Soft-Boost Grid: 20 Hz to20 kHz, 3 dB soft boost at 8 to 20 kHz Optional High-Boost Grid: 20 Hz to 20 kHz +/-2 dB, 10 dB boost at 12 kHz Sensitivity: Nominal, +/-3 dB at 1 kHz: 6 mV/Pa, -44 dB re. 1 V/Pa Equivalent Noise Level: A-Weighted: Typical: 26 dBA re. 20 µPa; Maximum: 28 dBA; ITU-R BS.468-4: Typical: 38 dB; Maximum: 40 dB S/N Ratio: (A-weighted), re. 1 kHz at 1 Pa (94 dB SPL): Typ. 68 dB(A) Total Harmonic Distortion (THD): < 1% THD up to 137 db SPL peak Dynamic Range: Typical 111 dB Maximum Sound Pressure Level (SPL): Peak Before Clipping: 144 dB Output Impedance: From MicroDot: 30 to 40 O Cable Drive Capability: Up to 984' (300 m) Connector: MicroDot Temperature Range: -40 to 113°F (40 to 45°C ) Relative Humidity: Up to 90% Cable Length: 4.1' (1.25 m) Cable Diameter: 0.06 (1.6 mm) Microphone Diameter: 0.20 (5 mm); Length: 0.39 (10 mm) Boom Length: 3.5 (90 mm) Weight: Single-Ear Microphone Boom: 0.035 oz (1 g); Earhook: 0.035 oz (1 g); Cable: 0.28 oz (8 g); Total: 0.35 oz (10 g)