Insert Earphones For Audiometry
Features
  • Approximates TDH-39, -49 and-50 response at the eardrum
  • 70+ dB isolation between ears: reduces the need for masking
  • Eliminates collapsed ear canal problem
  • 30+ dB external noise exclusion
  • Calibrated in 2 cc Coupler
  • Calibrate according to ANSI S3.6-1996

System Includes

  • Earphones (10 Ohm or 50 Ohm)
  • Dual-mono 7 ft. cable assembly
  • 50 foam eartips (regular, 13 mm)
  • 10 foam eartips (baby, 10 mm)
  • 4 foam eartips (jumbo, 18 mm)
  • Velcro clips
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