DPA 4166-OP-F-B34-LE
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4166 CORE+ Omni Flex Earset Mic, 110 mm Boom, Black, Mini-Jack



The DPA 4166 CORE+ Omnidirectional Flex Earset Microphone in black, featuring a 110 mm boom and Mini-Jack connector, delivers pristine sound quality in a minimalist, one-ear design. Ideal for presentations, performances, and broadcast applications, it offers quick and secure fitting with a flexible, lightweight build that ensures long-wear comfort and subtle appearance on stage or on camera.

At its core is DPA's legendary 4060 capsule, now enhanced with CORE+ technology for even lower distortion and greater sonic accuracy. The omnidirectional pickup pattern provides smooth, natural voice reproduction with consistent capture, even during movement. The Mini-Jack connector offers broad compatibility with popular wireless systems, making this headset a practical, professional-grade solution for those who require dependable performance in a compact and unobtrusive form.
  • Omnidirectional Sound Capture: Picks up voice naturally from all directions for clear, open audio.
  • CORE+ Technology: Provides ultra-clean, low-distortion sound with excellent detail and transparency.
  • 4060 Capsule Integration: Delivers the trusted sonic quality of DPA's iconic miniature condenser mic.
  • 110 mm Boom Arm: Offers standard reach for consistent mic placement and clear sound pickup.
  • Professional Black Finish: Discreet look suitable for live events, stage, and video use.
  • Mini-Jack Connector: Compatible with wireless systems using locking 3.5 mm connectors.
  • Comfortable and Flexible Fit: Lightweight earset adapts easily to either ear and different head sizes.
  • Quick and Secure Setup: Designed for fast fitting in high-paced environments like conferences or theater.
  • Resistant to Humidity: Built to perform reliably under sweat or moisture conditions.
  • Modular Cable Design: Allows quick swapping of connectors or cables as needed.
  • General Specifications
  • Model: 4166 CORE Plus
  • Type: Omnidirectional Flex Earset Microphone
  • Boom Length: 110 mm
  • Color: Black
  • 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 circuitry
  • Audio Fidelity: Enhanced sonic transparency across dynamic range
  • THD Benchmark: Less than 0.5 percent
  • Compatibility: Seamlessly integrates with existing DPA microphone systems

  • 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
  • Suitable for speech, broadcast, theater, and presentation use
  • Ergonomic design for secure left or right ear mounting
  • Minimal visual footprint with superior clarity
  • Compatible with wireless systems using mini-jack connectors
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