they provide complete freedom during in-situ measurements
Ideal for testing in non-ideal surroundings
A memory foam eartip to use on OAE probes
Welch Allyn - OAE Screener 29400
Compare to Grason & Associates IA Series and Sanibel ADI Series
Grason KR Series Single Use Eartips - 5mm, Blue (100/pk) Deshler Diagnostics they provide complete freedom duringSingle Use Eartips for use with most brands of Acoustic Immittance Instruments, Tympanometers, OAE Systems, Impedance Bridges, and Audiometric Earphones Compatible With: American Electromedics Models 81, 83, 85, 86 Amplivox Otowave with White or Black Probe Danplex EAR 3A Earphones Needs adapter (item # ER3 06) Earscan Micro Audiometrics Etymotic Research Ero Scan DPOAE, ER 10 Low noise Microphone ER10B, ER10D, ER3A Earphone with probe tip adaptor