We are the only approved manufacturer for the Etymotic Research Custom-Fit in the wider Australasian region and use specific parameters to manufacture the custom moulds. Because of this the acoustical properties of your earphones will improve. (Other manufacturers do not use these settings and it is likely that their moulds will reduce the sound accuracy of your earphones)
This product option is only available for the following products:
ER4, HF2, HF3, HF5, MK5, MC2, MC3, MC5, Ety-Kids, GSP, MP 9-15 (new model)
Please note that this reduced price is only available for the above mentioned Etymotic Research products.
Feel free to contact us for assistance or questions.
Care and Instruction Booklet