Manual

Table of contents

Description
Accessories
Specifications

4166 Omnidirectional Flex Headsets and Earsets

The 4166 Earset Mic combines the Slim Omni Capsule on the Flex earset. It features the same capsule as the 4060 Omnidirectional Miniature Microphone, but in a different housing. It delivers sound on par with the legacy 4060 on a lightweight and flexible system.

Coming with CORE+ and MicroLock in Q2 2025.

Accessories

DUA0532 Headset Clip and Strain Relief for Headset Microphone
DUA0592 Makeup Cover for Slim Headset Microphone
DUA0531B/C/F Foam Windscreen for Slim Miniature Microphones
AIR1 Universal Miniature Fur Windscreen

Specifications

Polar pattern

Relative humidity (RH) Up to 90%

Sensitivity, nominal, ±3 dB at 1 kHz 6 mV/Pa; -44 dB re. 1 V/Pa

Output balance principle Signal balanced with DAD6001-BC XLR Adapter

Effective frequency range ±2 dB 40 Hz - 20 kHz with 3 dB soft boost at 8 - 15 kHz

Max. SPL, THD 10% 144 dB SPL peak

Electromagnetic compatibility (EMC) Fully compatible

Temperature range -40°C to 45°C (-40°F to 113°F)

Frequency response 20 Hz - 20 kHz

Frequency response graph

Cable length 1.3 m (4.3 ft)

Dynamic range Typ. 111 dB

Power supply (for full performance) For wireless systems Min. 5 V - max. 10 V through DPA adapter
With DAD6001-BC: P48 (Phantom Power). Will work from 12 V

Current consumption Typ. 1.5 mA (microphone). 3.5 mA with DAD6001-BC XLR Adapter

Rated output impedance From MicroDot: 30 - 40 Ω. From DAD6001-BC: 100 Ω

Equivalent noise level, ITU-R BS.468-4 Typ. 38 dB (max. 40 dB)

Directional pattern Omnidirectional

Cable diameter 1.6 mm (0.06 in)

Cartridge type Pre-polarized condenser

Distortion, THD < 1% 134 dB SPL RMS, 137 dB SPL peak

Common mode rejection ratio (CMRR) > 60 dB from 50 Hz to 15 kHz with DAD6001-BC XLR Adapter

Cable drive capability Up to 300 m (984 ft) with DAD6001-BC XLR Adapter

Principle of operation Pressure

Connector MicroDot

Equivalent noise level, A-weighted Typ. 26 dB(A) re. 20 µPa (max. 28 dB(A))

Polarity Positively increasing sound pressure produces positive going voltage on MicroDot pin

Weight Microphone boom: 0.8 g (0.03 oz). Earhook: 1.1 g (0.04 oz). Cable: 6.6 g (0.23 oz). Total: 8.5 g (0.30 oz)

Microphone diameter 5.4 mm (0.21 in)

Microphone length Boom length: Normal: 120 mm (4.7 in), Medium: 100 mm (3.9 in)

Description
Accessories
Specifications