Etymotic Research HF5 user manual U s e r M a n u a l, High-fidelity Noise-isolatingearphones

Contents High-fidelity Noise-isolatingearphones U s e r M a n u a lDo not use at excessively loud levels. Research confirms that earphones that seal the ear canal allow listeners to listen at safer levels. Noise-inducedhearing loss is a function of exposure time, the average sound level and the peak of very loud sounds. A sealed eartip and lower listening levels allow for longer periods of safe listening Identification IncludedA. Earphones B. Cable sliderTo clean 3-flangeeartips Cleaning and Replacing EartipsCare 3-Flange Selecting an EartipFoam the earphoneRemoval Proper Insertion1. Remove Eartip ACCU Filter Wax Filters2. Insert tool into the filterEtymotic Research Inc Warrantyquality. Etymotic means“true to the ear.” or reseller