Third Generation MIP System replacement or additional bell push.
 
Easy link to any existing MIP™ System Door Chime range.
 
The 3rd generation in MIP™ System technology allows you to choose different sounds for different bell pushes and other transmitters with the flick of a switch, so you can identify which door or room has been activated. 
 
Compatible with previous MIP™ System generations, including 1st generation.  
 
View the manual here