Photo 1 of CallToU Wireless Call Buttons for Caregiver Pager and Restaurant Calling Pager Waterproof 500+ Feet Operating Range for Elderly/Patient/Disable?Need to Be Paired with Receiver to Work?

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Photo 1 of CallToU Wireless Call Buttons for Caregiver Pager and Restaurant Calling Pager Waterproof 500+ Feet Operating Range for Elderly/Patient/Disable?Need to Be Paired with Receiver to Work? Photo 2 of CallToU Wireless Call Buttons for Caregiver Pager and Restaurant Calling Pager Waterproof 500+ Feet Operating Range for Elderly/Patient/Disable?Need to Be Paired with Receiver to Work?