DPA 4066-OP-A-B34-LH

The 4066-OP-A-B34-LH is a black CORE+ omnidirectional headset microphone featuring a standard mini-jack connector, offering a high-performance solution for wireless microphone systems that use 1/8" (3.5mm) inputs. Known for its pristine sound quality and comfortable, secure fit, this headset is a favorite among broadcasters, stage professionals, and presenters who require discreet, reliable audio capture.

With DPA's CORE+ technology at its heart, the microphone provides an impressively wide dynamic range and minimal distortion, preserving vocal clarity from soft speech to powerful delivery. Its adjustable boom can be positioned on either side, and the headset is built with water-resistant materials and a double-vent protection system for durability in high-humidity environments. Whether in the studio, on stage, or in a lecture hall, the 4066-OP-A-B34-LH ensures professional-grade audio in a lightweight and versatile form.

• Natural, Detailed Audio: Provides clean, transparent sound ideal for speech and performance.

• CORE+ Technology Built-In: Reduces distortion across all levels for stable, high-fidelity sound.

• Mini-Jack Connector: Connects easily to compatible wireless systems using a standard mini-jack input.

• Moisture-Resistant Construction: Designed to withstand sweat and humidity with a protective double-vent system.

• Flexible Headset Fit: Boom arm can be mounted on either side for personalized mic placement.

• Professional Grade Performance: Trusted for stage, broadcast, corporate, and educational environments.

MODEL:

• 4066 OP A B34 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 Mini Jack

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

• Microphone polarity positive pressure gives positive voltage on Mini Jack pin