DPA 4066-OP-A-B03-LH

The 4066-OP-A-B03-LH is a premium CORE+ omnidirectional headset microphone, finished in black and equipped with a 3-pin LEMO connector, ideal for professional wireless systems. Renowned for its crystal-clear audio reproduction and rugged build, this headset is the trusted choice for broadcasters, stage performers, lecturers, and production teams in demanding environments.

Built with DPA's CORE+ technology, it delivers exceptional dynamic range and minimizes distortion across all sound levels, capturing every nuance of the human voice with natural precision. The flexible headset frame provides a secure yet comfortable fit, and the mic boom can be repositioned for left- or right-side wear. Thanks to its modular design, water-resistant materials, and double-vent protection system, this headset performs reliably even in high-humidity conditions-making it a dependable solution for theater, live events, and high-profile presentations.

• 8 In / 8 Out Balanced Analog I/O: Clean, professional-grade analog connections via TRS jacks.

• 16-16 ADAT Digital I/O: Supports up to 192kHz with SMUX for full integration with digital setups.

• High-Quality ESS Converters: Delivers transparent, low-noise conversion with up to 120dB SNR.

• Front Panel Visual Monitoring: Bright, high-resolution display with multicolor meters for real-time signal feedback.

• USB-C and MIDI Remote Control: Configure routing and settings via RemoteFish software; MIDI I/O for updates and sync.

• Precise Clocking Options: Word Clock I/O and internal precision clock with jitter reduction ensure solid timing.

• Powerful Headphone Output: Dedicated ESS DAC with 1dB-step control and multi-stage amplification for accurate monitoring.

• Compact and Rack-Ready: Space-saving 1U form factor suitable for studio racks or desktop use.

• Expandable via DSP Module: Future-ready with optional DSP slot for added processing capabilities.

• Built for Reliability: Robust design with self-resetting fuse, low power consumption, and high thermal tolerance.

MODEL:

• 4066-OP-A-B03 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 3 pin LEMO

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 LEMO pin