CallToU Caregiver Pager Wireless Call Button Smart Bell Alert System for Elderly Home Patient Seniors Nurse 4 Portable Waterproof Transmitters 1 Plugin ReceiverBrand: CallToU Features: [ Wireless Guard ] 1 Receivers 4 Call Buttons. Allow caregivers and residents to be free while ensuring that help is still available at the touch of a button, ideal for elderly, seniors, patients, disabled [ Easy to Carry ] The receiver can be moved with the caregiver and the open area working range is 500+ ft, you can take it to the bedroom, kitchen or yard. The call button can also be hung around the neck of the person with