Resound HF4 Disposable Hearing Aid Wax Guard Filters Earwax Filters (2mm) for Phonak, Unitron, Widex, Resound, All Brand Accessories 颜色:（Red）5 packs and improve the durability and

and improve the durability and reliability of the hearing aid

Dual microphones for more precise sound capture

your can easily adjust the volume and mode on your phone

Suitable for hearing aids like Starkey

Resound HF4 Disposable Hearing Aid Wax Guard Filters Earwax Filters (2mm) for Phonak, Unitron, Widex, Resound, All Brand Accessories 颜色:（Red）5 packs and improve the durability andSiemens HF4 Hearing Aid Hear Clear Wax Guards Prevents Earwax Cerumen from Hearing Aids Filters 16pcs wheel Product Name: Siemens HF4 hearing aids wax guards Color: Red blue Material: Plastic Dimension: 6. 5*4. 3*0. 35cm Weight: 6. 5g Usage: Good for prevent moisture and earwax from Siemens hearing aids.