Phonak Vented Dome 4.0 L Earplugs It is equipped with everything

It is equipped with everything you need to hear and be heard

with zero interference or disruption

or someone speaking from a distance directly in your hearing aids

or other audio devices directly into wireless Signia

The balloon shaped vented dome's encourages an airtight seal widening your hearing aid's acoustic range and allowing unwanted sounds to escape through tiny vent openings that will not bend or collapse when inserted into the ear

Phonak Vented Dome 4.0 L Earplugs It is equipped with everythingThe Phonak Vented Dome 4. 0 L is a disposable medical grade silicone covering that protects your hearing aid from wax, moisture, and debris. Phonak Vented 4. 0 L domes are suitable for medium to large size ear canals. Phonak SDS 4. 0 Vented Domes feature a new and improved build profile which help keep the dome piece comfortable and appropriately seated in your ear canal throughout the day. The balloon shaped vented dome's encourages an airtight seal