-40%
David Clark model H6740-51
David Clark model H6740-51
David Clark model H6740-51
David Clark model H6740-51
David Clark model H6740-51
David Clark model H6740-51
David Clark model H6740-51
David Clark model H6740-51
David Clark model H6740-51
David Clark model H6740-51

David Clark model H6740-51

$ 131.47

Availability: 100 in stock
  • Type: Ear-Cup (Over the Ear)
  • Number of Earpieces: Double
  • Connectivity: Proprietary
  • MPN: 40416G-51
  • Color: Green
  • Brand: David Clark
  • Model: H6740-51
  • Form Factor: Headband
  • All returns accepted: ReturnsNotAccepted
  • Condition: perfect condition. Never used. I bought a different headset for flying.
  • Microphone Type: Boom
  • Features: Adjustable Headband

    Description

    Model H6740-51
    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
    Part Number:
    40416G-51
    Parts List
    6700 Series Radio Direct Intrinsically Safe
    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