New Door Sensor Chime Adjustable Vibration 500ft Operating Range, CallToU

Notes About This Item:
This is new, includes two sensors (DS16) and the receiver (CC28)

Notes from Amazon:

This ultra-compact door chime receiver is 1/3 the size of an iPhone and has a working range of over 500 feet, allowing for portable use throughout your home or business.

Customize your alerts with 2 chime options and 5 volume levels, including a Mute + Vibrate setting for discreet notifications.  

Monitor multiple entry points with ease, as the receiver displays the corresponding number (1-20) of the triggered door or window sensor.

The system includes a low battery alert function, ensuring continuous and reliable operation.