DPA 4066-OP-A-B90-LH

The 4066-OP-A-B90-LH is the d:fine CORE 4066 omnidirectional headset microphone in black, featuring the highly secure MicroLock connector for dependable integration with professional wireless systems. Known for its pristine audio quality and discreet, comfortable design, this microphone is a top choice for live performers, speakers, and broadcast professionals who require both reliability and sonic excellence.

Powered by DPA's advanced CORE technology, the mic delivers a remarkably clean and natural sound, minimizing distortion across the full dynamic range-even at SPLs up to 144 dB. Its lightweight dual-ear headset provides a snug, stable fit for long sessions, and the mic boom can be positioned on either side for maximum flexibility. The 4066-OP-A-B90-LH is engineered with moisture-resistant materials and a double-vent protection system, ensuring consistent performance in high-humidity or physically demanding environments. With its MicroLock connector offering a fail-safe connection, this headset is built to excel in the most critical live and recorded settings.

• Premium Omnidirectional Sound: Provides clear, natural voice capture with excellent headroom for speech and performance.

• CORE+ Audio Technology: Delivers ultra-low distortion and a wide dynamic range for consistent professional sound.

• MicroLock Connector Included: Ensures a secure, reliable connection with flexible integration into wireless systems.

• Resistant to Moisture and Sweat: Built with a double-vent protection system and water-resistant materials for durability in active use.

• Flexible Mic Boom Placement: Detachable boom allows left or right mounting for personalized fit and comfort.

• Professional Black Finish: Ideal for stage, broadcast, corporate, and other low-visibility applications.

MODEL:

• 4066 OP A B90 LH

MICROPHONE TYPE:

• Omnidirectional headset microphone

• Pressure operation principle

• Pre polarized condenser capsule

FREQUENCY RESPONSE:

• 20Hz to 20kHz

• Soft boost grid 40Hz to 20kHz with 3dB boost at 8 to 20kHz

• High boost grid 40Hz to 20kHz with 10dB boost at 12kHz

SENSITIVITY AND NOISE:

• Sensitivity 6mV per Pa minus 44dB re 1V per Pa

• Equivalent noise level A weighted typically 26dB A max 28dB A

• Equivalent noise level ITU R BS.468 4 typically 38dB max 40dB

DISTORTION AND SPL HANDLING:

• THD less than 0.5 percent up to 133dB SPL RMS 136dB SPL peak

• THD less than 1 percent up to 136dB SPL RMS 139dB SPL peak

• Max SPL at 10 percent THD 144dB SPL peak

• Dynamic range typically 111dB

IMPEDANCE AND CONNECTIVITY:

• Rated output impedance 30 to 40 ohms

• Cable drive capability up to 300 meters with DAD6001 BC XLR adapter

• Connector type MicroLock

POWER REQUIREMENTS:

• Wireless systems 5V to 10V through DPA adapter

• With DAD6001 BC P48 phantom power or will work from 12V

• Current consumption typically 1.5mA microphone 3.5mA with DAD6001 BC

PHYSICAL SPECIFICATIONS:

• Weight 14 grams including cable and connector

• Microphone diameter: 5.4mm

• Cable length: 1.2 meters

• Cable diameter: 1.6mm

• Color: black

ENVIRONMENTAL:

• Temperature range minus 40 to 45 degrees Celsius

• Relative humidity up to 90 percent

DESIGN FEATURES:

• Detachable mic boom for left or right side configuration

• Double vent protection system with drop stopper

• Water resistant internal construction

• CORE plus technology for distortion neutralization across dynamic range

• MicroLock connector system for secure and reliable connection

• Microphone polarity positive pressure gives positive voltage on MicroLock pin