The ISVR (Institute of Sound and Vibration Research) at the University of Southampton has conducted completely independent tests on earHD® 90 to verify our claims.
earHD® 90 surpassed all our expectations.
Modified on: Fri, 21 May, 2021 at 3:33 PM
The ISVR (Institute of Sound and Vibration Research) at the University of Southampton has conducted completely independent tests on earHD® 90 to verify our claims.
earHD® 90 surpassed all our expectations.
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