E-A-RLink 3B Insert Eartips - Beige (750 / pk)
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E-A-RLink 3B Insert Eartips - Beige (750 / pk)

Product Code: 420-2007

  • Disposable, single-use foam eartip with black tube for use with E-A-RTONE 3A and 5A Insert Earphones
  • 3B Beige are Small, Pediatric Size - 1/2 inch height, 9.7mm diameter
  • Latex-free
  • Made from the same foam material as 3M Classic Yellow or Beige earplugs which have been on the market for over 30 years and extensive toxicological testing has been performed to support the conclusion that they are safe
  • By directly coupling to the test subject's ear canal, via E-A-RLink eartips, E-A-RTONE insert earphones for audiometric testing provide both performance and reliability advantages over traditional supra aural earphones
  • Benefits (in comparison to supra aural/TDH style earphones) include:
    • Improved ambient noise attenuation
    • Greater interaural attenuation
    • Facilitated infection control (via disposable eartips)
    • Elimination of collapsed canal artifact
    • Better Test/Re-test reliability
    • Reduced occlusion effect for BC testing
  • Available in a value pack of 750, bag of 50 eartips, or bag of 350 eartips
  • Adult size available in bag of 50 or value pack of 750
  • Jumbo size available in bag of 24
  • Infant sizes available in 3.5mm & 4mm, 20 per bag


  • 750 Eartips Per Package 
  • RadioEar IP30 Insert Earphones, 10 ohm (item #IP30-10)
  • RadioEar IP30 Insert Earphones, 50 ohm (item #IP30-50)
  • Sound Tubes for IP30/3A, 1 red, 1 blue (item #8501072)
  • Tube Sockets for IP30/3A, black color, 10 per bag (item #8107391)
  • Etymotic ER3C Insert Earphones, 10 ohm (item #ER3C-10)
  • Etymotic ER3C Insert Earphones, 50 ohm (item #ER3C-50)
  • Etymotic 3C Replacement Sound Tubes with Adapters, 4pk (item #ER3-21)
  • E-A-RTONE Replacement Tube Sockets, 2/bag (item #420-2081-2)
  • E-A-RTONE Replacement Sound Tubes, 4/pack (item #420-2003)
  • Replacement Cable Assembly for 3A/IP30, 6.5ft long, angled (item #8004432)
  • Velcro Collar Clip for 3A/IP30 (item #8000744)

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