David Clark Company
Aurora Class

Aurora Class HBT Series Bluetooth Headsets

David Clark Aurora
David Clark Aurora Class Industrial Bluetooth headsets provide extremely reliable performance and communication clarity. Listen-only Models HBT-60 and HBT-61 are ideal for use with vibration analyzers and other test & measurement devices. Communication models HBT-30 and HBT-40 are also available for use with cell phones, tablets, computers and other smart devices for clear communication in high-noise industrial manufacturing, road work, utility and construction environments. No matter what type of smart device you have, there's a David Clark industrial-class Bluetooth headset to meet your needs - backed by a one-year warranty and the most extraordinary customer service in the industry.

Model HBT-60
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Model HBT-60

Behind the Head, Dual Ear, Listen Only Headset
The HBT-60 has all the same comfort and performance features as the HBT-40 communication headset, but comes without a microphone.

       Â·        Hi-fidelity earphones20-20kHz
·        Rugged, marine gradehardware
·        Bluetooth 4.0
·        One-year warranty
·        Made in USA
·        USB Charging cordincluded
·        FCC, IC, CE Approved
·        RoHS Compliant
·        Range = 10M or approx.30 feet
·        Battery life = 140hours standby or 80 hours continuous use
·        DC Part Number,42021G-03

 
HBT-60 Parts List
 
NRR Sheet HBT-60
Noise Attenuation Data
NRR
23 dB
Frequency (Hz) 125 250 500 1000 2000 3150 4000 6300 8000
Attenuation (dB) 14.1 21.9 29.4 32.0 29.7 35.2 36.2 38.1 37.4
Standard Deviation 2.5 2.5 3.0 2.7 2.2 1.7 2.5 2.9 2.8
Model HBT-61
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Model HBT-61

Intended for use by international customers. Includes USB charging cable but excludes American style wall plug adapter. Otherwise it is exactly the same as Model HBT-60.
  • Hi-fidelity earphones 20-20kHz
  • Rugged, marine grade hardware
  • Bluetooth 4.0
  • One-year warranty
  • Made in USA
  • USB Charging cord included
  • FCC, IC, CE Approved
  • RoHS Compliant
  • Range = 10M or approx. 30 feet
  • Battery life = 140 hours standby or 80 hours continuous listen time
  • DC Part Number, 42021G-04
 
Aurora Pamphlet
 
Aurora User Manual
Noise Attenuation Data
NRR
23 dB
Frequency (Hz) 125 250 500 1000 2000 3150 4000 6300 8000
Attenuation (dB) 14.1 21.9 29.4 32.0 29.7 35.2 36.2 38.1 37.4
Standard Deviation 2.5 2.5 3.0 2.7 2.2 1.7 2.5 2.9 2.8
Model HBT-30
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Model HBT-30

Over-The-Head, Dual Ear, Communication Headset
The HBT-30 is built on our best selling aviation headsets platform. Proven, reliable performance and remarkable comfort make the HBT-30 the top choice.

  • Rugged, marine grade hardware
  • M-55 electret microphone for enhanced noise cancelling
  • Hybrid Flex/Wire boom for easy, precise microphone placement
  • Bluetooth 4.0
  • RoHS Compliant
  • One-year warranty
  • Made in USA
  • USB Charging cord and wall wart included
  • FCC Approved
  • Range = 10M or approx. 30 feet
  • Battery life = 140 hours standby or 80 hours continuous use
  • DC Part Number, 42021G-01

 
HBT-30 Parts List
 
NRR Sheet HBT-30
Noise Attenuation Data
NRR
23 dB
Frequency (Hz) 125 250 500 1000 2000 3000 4000 6000 8000
Attenuation (dB) 16.6 20.7 27.4 33.0 30.5 36.2 38.1 36.6 36.6
Standard Deviation 2.6 2.5 2.5 2.6 3.1 3.5 3.7 3.7 3.6
Model HBT-40
click to enlarge

Model HBT-40

Behind the Head, Dual Ear, Communication Headset
The HBT-40 is designed to be worn with or without hard hats. This headset incorporates outstanding comfort features while remaining an extremely durable communication headset.

       Â·        Rugged, marine gradehardware
·        M-55 electretmicrophone for enhanced noise cancelling
·        Hybrid Flex/Wire boom for easy, precise microphone placement
·        Bluetooth 4.0
·        RoHS Compliant
·        One-year warranty
·        Made in USA
·        USB Charging cord andwall wart included
·        FCC Approved
·        Range = 10M or approx.30 feet
·        Battery life = 140hours standby or 80 hours active talk/listen/streaming time
·        DC Part Number,42021G-02

 
HBT-40 Parts List
 
NRR Sheet HBT-40
Noise Attenuation Data
NRR
23 dB
Frequency (Hz) 125 250 500 1000 2000 3150 4000 6300 8000
Attenuation (dB) 14.1 21.9 29.4 32.0 29.7 35.2 36.2 38.1 37.4
Standard Deviation 2.5 2.5 3.0 2.7 2.2 1.7 2.5 2.9 2.8