I think these are the chimes usually used in mom & pop stores to alert when a customer has entered. I have them mounted at various entry points around the house/property.

https://www.amazon.com/gp/product/B07PLSDMT6

1 that lets me know someone is walking up my driveway

1 that lets me know when someone is about to reach my front door

1 that lets me know when either someone or the occasional coyote is passing by backyard

1 that lets me know someone is walking to the side of my house