Turn to Grainger for wireless doorbells, doorbell buttons, and wireless doorbell chimes with receiver. Wireless doorbells and chimes let’s you know when a door opens or a person enters a designated area. Wireless doorbell chime with receiver helps reduce surprise visits and missed deliveries with exit and entrance announcers. Photoelectric door announcer activates when an individual passes between a photo beam and a reflector. Combination passive infrared (PIR) and magnetic contact door and entrance alerts have magnetic contacts that activate chime or alarm when a door or window is opened. Wireless doorbell button chimes when doorbell is pressed. Operates up to 500-ft. and is water and weather resistant. Wireless doorbell buttons with chime are for use with doorbells and the button will illuminate when pressed, alerting you that someone is at the door. It’s easy to find all your security devices to help keep your employees and facilities safe and secure.