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Enjoy some quiet time with
Zulu H-Mod



Aerobatic Crop dusting Search and rescue medical helipad

Zulu H-Mod is the only premium Active Noise Reduction and audio solution engineered for helmets. It can be installed into your existing helmet or included in a new one.


Benefits of Zulu H-Mod:

  • Reduce background noise so you can focus
  • Reduce pilot and crew fatigue
  • Enable better situational awareness
  • Preserve your hearing
  • Bluetooth for backup comms, music, app alerts
City rotor      

Flying long days in a high-task environment and sometimes chaotic airspace requires reliability, comfort, and clarity. My Lightspeed delivers every day.


   — Alex Kriewall, ENG Pilot, Los Angeles


Only Lightspeed ANR helmet installations offer these exclusive features:


Bluetooth connectivity

Enjoy excellent call clarity, music fidelity, and wireless access to critical audio alerts from aviation apps on mobile devices.

3-year limited warranty

Lightspeed ANR is the only premium ANR installation that offers three years of protection against defects in materials and workmanship.


Quick disconnectQuick Disconnect cable

Experience fast, safe egress with Lightspeed's exclusive detachable cable. This quick disconnect has a 9-pound pull force (4 kg), and makes emergency egress even safer.


Every Lightspeed-equipped helmet includes the advanced features that have made Lightspeed the choice of private and professional pilots around the globe:

  • Outstanding noise reduction — Lightspeed ANR offers exceptional noise-cancelling performance and consistency over a deep, broad range of noise.
  • Bluetooth connectivity — Enjoy excellent call clarity, music fidelity, and wireless access to critical audio alerts from aviation apps on mobile devices.
  • Superior comfort — Plush ear seals provide 20% more surface area for a better seal and more comfortable distribution of weight and side pressure and the ear cups offer 30% more space for your ear inside the ear cup than its closest competitor.
  • ComPriority™ — Never miss important radio communications with patented ComPriority, which lowers the volume of any auxiliary device automatically during radio or intercom transmissions.
  • Auto Shutoff™ — Lightspeed's proprietary Auto Shutoff feature saves battery life by automatically shutting down the headset power when not in use.
  • FlightLink compatible — Capture and retrieve incoming and outgoing communications with Lightspeed's free FlightLink recording app for the Apple iPad and iPhone via the supplied patch cable.
  • Cell phone/music connection — An integrated control box auxiliary input offers an additional option for connecting a cell phone, music player or other audio device.
  • Included — 2 AA alkaline batteries, 1 iPhone cable, cable clip

Bluetooth phone capability... has allowed us to keep our dispatch informed of where we are and where we are going, without risking the safety of the flight.


   — Tyler Sturdevant, Director of Operations, Precision Helicopters

Helmet assembly diagram

The Zulu H-Mod installation includes:

  • A fully engineered ANR solution for helmets
  • 3-year factory warranty
  • Strong and flexible Kevlar reinforced cable assembly
  • Integrated Bluetooth for phone and music
  • Quick disconnect cable for convenient egress
  • Expert factory-certified installers

Authorized Installers


Lightspeed ANR is specially engineered for helmet installations and only installers trained and certified by Lightspeed are authorized to perform the work, guaranteeing you the best possible performance and comfort.



  Bonehead Composites logo  
  Bonehead Composites
Phone: 951-943-1166
  FlightHelmet logo 
Phone: 800-531-4898
  Gibson and Barnes logo  
  Gibson & Barnes
Phone: 800-748-6693
  Paraclete logo  
  Paraclete Aviation Life Support
Phone: 931-274-7947
  SafeComm logo  
  SafeComm Products
Phone: 716-312-1255
  Tiger Performance logo  
  Tiger Performance
Phone: 716-674-8545


  Friebe logo  
  Friebe Luftfahrt-Bedarf GmbH
Phone: +49 (0)621 / 700 189-0

Australia/New Zealand

  Flight Helmets Australia logo  
  Flight Helmets Australia
Phone: +61 (07) 4696 9994
  Red Baron logo  
  Red Baron ALSE
Phone: +61 3 5744 2166

Tech Specs

General Battery power supply: 3V, two AA batteries
Panel aircraft 8-40 VDC
Transducer: 40mm moving coil
Frequency response: 20 Hz-20 kHz
Nominal impedance @ 1 kHz:
OFF—Mono: 200 ohms, ON—Mono: 280 ohms
OFF—Stereo: 400 ohms, ON—Stereo: 560 ohms
Maximum SPL: Greater than 125 dB at 100 Hz

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  Hover over water

I got to use the Zulu H-Mod on a rotor flight the other day and WOW. Phenomenal. Very comfortable and the noise cancelling is incredible. On our back leg I forgot to turn on the ANR. Half way through the flight I turned it on and it was like someone muted the TV!


   — Doug Williams, Director of Flight Operations Region 2, LifeMed Alaska





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