Description

Model H6740-35

 

Product # : 40416G-55

 

Behind the Head (BTH) Style – No Adapter Needed

  • Connect directly to portable radio with no adapter required
  • Rated Intrinsically Safe with FM Approval (Approved to IS / CSA / ATEX / IECex standards)
  • Marine-grade, stainless steel hardware and rugged construction
  • BTH style for applications requiring hard hats or protective headgear
  • PTT button conveniently located on headset ear dome
  • Undercut, Comfort-Gel ear seals for maximum comfort
  • Durable 6-foot extended coil cord terminated with radio-specific connector
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