DPA 4166-OP-F-C34-LE
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4166 CORE+ Omni Flex Earset Mic, 110 mm Boom, Brown, Mini-Jack



The DPA 4166 CORE+ Omnidirectional Flex Earset Microphone in brown, with a 110 mm boom and Mini-Jack connector, is a refined solution for discreet, high-quality voice capture in live sound and broadcast environments. Its one-ear design offers a quick and comfortable fit, while the subtle brown finish provides a natural, low-profile appearance ideal for stage, theater, or on-camera work.

Equipped with CORE+ technology, this microphone ensures low distortion and crystal-clear audio across the full dynamic range. The omnidirectional capsule, derived from DPA's legendary 4060, delivers consistent, transparent sound even during movement. The Mini-Jack connector offers broad compatibility with a wide range of wireless systems, making this earset a dependable choice for professionals who require audio precision, comfort, and visual subtlety.
  • Omnidirectional Microphone: Picks up voice from all directions, delivering clear and natural sound.
  • CORE+ Technology: Ensures distortion-free audio with enhanced clarity and sonic detail.
  • High-Quality 4060 Capsule: Provides trusted sound performance in a slim, lightweight earset form.
  • 110 mm Boom Arm: Offers optimal mic positioning close to the mouth for consistent capture.
  • Brown Finish for Low Visibility: Subtle look designed to blend with skin tones on stage or on camera.
  • Mini-Jack Connector: Compatible with wireless systems using locking 3.5 mm connectors.
  • Flexible and Comfortable Fit: Lightweight design easily adjusts to fit either ear securely.
  • Quick Setup for Fast Use: Ideal for live events, theater, and presentations where time is limited.
  • Resistant to Sweat and Moisture: Designed for reliable performance in active or humid environments.
  • Swappable Cable System: Allows easy replacement or switching of connectors to match different gear.
  • General Specifications
  • Model: 4166 CORE Plus
  • Type: Omnidirectional Flex Earset Microphone
  • Boom Length: 110 mm
  • Color: Brown
  • Mounting Style: Single-ear Flex Earset
  • Connector: Mini-Jack
  • Capsule Type: 4060 omnidirectional capsule

  • Audio Performance
  • Directional Pattern: Omnidirectional
  • Principle of Operation: Pressure
  • Cartridge Type: Pre-polarized condenser
  • Frequency Response: 20 Hz to 20 kHz
  • Effective Frequency Range +/-2 dB: 40 Hz to 20 kHz with 3 dB soft boost at 8 to 15 kHz
  • Sensitivity: 6 mV/Pa, -44 dB re 1 V/Pa
  • Equivalent Noise Level A-weighted: Typically 26 dB(A), maximum 28 dB(A)
  • Equivalent Noise Level ITU-R BS468-4: Typically 38 dB, maximum 40 dB
  • Distortion THD less than 1 percent: 134 dB SPL RMS, 137 dB SPL peak
  • Maximum SPL THD 10 percent: 144 dB SPL peak
  • Dynamic Range: Typically 111 dB

  • Electrical Characteristics
  • Output Impedance from MicroDot: 30 to 40 ohms
  • Output Impedance with DAD6001-BC: 100 ohms
  • Cable Drive Capability: Up to 300 meters with DAD6001-BC XLR adapter
  • Output Balance Principle: Signal balanced with DAD6001-BC XLR adapter
  • Common Mode Rejection Ratio: Greater than 60 dB from 50 Hz to 15 kHz with DAD6001-BC
  • Power Supply via Adapter: Minimum 5 V, maximum 10 V
  • Power Supply with DAD6001-BC: P48 phantom power, operational from 12 V
  • Current Consumption: Typically 1.5 mA microphone only, 3.5 mA with DAD6001-BC

  • CORE Plus Technology
  • Distortion Reduction: Eliminates nonlinearities in capsule and electronics
  • Audio Fidelity: Increased clarity and transparency across dynamic range
  • THD Benchmark: Less than 0.5 percent
  • Compatibility: Seamless integration with non-CORE Plus DPA models

  • Physical Characteristics
  • Microphone Boom Weight: 0.8 grams
  • Earhook Weight: 1.1 grams
  • Cable Weight: 6.6 grams
  • Total Weight: 8.5 grams
  • Microphone Diameter: 5.4 mm
  • Cable Length: 1.3 meters
  • Cable Diameter: 1.6 mm

  • Environmental
  • Operating Temperature Range: Minus 40 to 45 degrees Celsius
  • Relative Humidity: Up to 90 percent
  • Electromagnetic Compatibility: Fully compliant

  • Application Suitability
  • Designed for conferences, presentations, theater, and broadcast
  • Ergonomic, low-profile design for left or right ear mounting
  • Discreet appearance with pristine vocal clarity
  • Compatible with wireless systems using mini-jack connector
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