Surefit 3 (SF3) Open Dome

ReSound SureFit 3 Open Domes (SF3) are replacement silicone domes for hearing aid speaker systems using the SureFit 3 attachment.

Models in the SureFit 3 dome range include: open, closed, tulip, and power.

Open and closed dome sizes: 5 mm, 7 mm, 10 mm.
Power dome sizes: 7 mm, 10 mm, 12 mm.
Tulip dome size: 10 mm.

Technical data:
– Material: silicone
– Connection piece diameter: 2 mm
– Color: light gray

Package contents:
– 10 × ReSound SureFit 3 domes (open type)

Compatibility:
– Devices with SureFit 2C speakers
– Devices with SureFit 3 speakers
– Devices with SureFit 3 M & RIE speakers
– ReSound hearing aids using SureFit 3 speakers (from ReSound ONE onwards)
– Beltone and Interton devices equipped with SureFit 3