Headset-microphone

Features

Specifications

• Switch:
  Included
• Earphone Quantity:
  2
• Operating Current Rating:
  25.0 milliamperes
• Earphone Mounting Method:
  Suspended on adjustable headband
• Specification Data:
  3gv-5 - tso c-57a. C-58a. Government specification
• Federal Supply Class (fsc):
  Headsets, handsets, microphones and speakers
• National Stock Number (nsn):
  5965-01-524-8347
• Special Features:
  Battery powered by 2 aa alkaline, iec lr6; battery life up to 40 hours in typical general aviation aircraft noise; 1/4 amp fast blow fuse or 1/2 amp circuit breaker recommended; weight 12 ounces when cable is supported by the mounting clips; head size, breadth, 4.8 to 6.3 inches, height, 4.5 to 5.7 inches; operating temp 5 to 131 f, storage temp -67 to 158 f; altitude 15000 feet max pressure altitude for full cancellation.