Non-occlusive ear tips, i.e. leaving the ear canal open, for both custom and non-custom tips (H04R2460/11 takes precedence)

Full Title

Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups > Non-occlusive ear tips, i.e. leaving the ear canal open, for both custom and non-custom tips (H04R2460/11 takes precedence)