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The dome should be changed every three months or when it
becomes sti or brittle. This is to prevent the dome from
detaching from the tube spout during insertion into or
removal from the ear.
When you are not using your CROS device, leave the battery
door open so that any moisture can evaporate. Make sure that
you always completely dry your CROS device after use. Store
the CROS device in a safe, dry and clean place.
Do not drop your CROS device! Dropping onto a hard surface
can damage your CROS device.
Always use new batteries for your CROS device. In case a
battery is leaking, replace it immediately with a new one to
avoid any skin irritation. You can return used batteries
to your hearing care professional.