Files with bel extension can be found as doorbells for InDoors Space by Abyx. Looks like some sort of audio file.
There are 3 other file types using
the BEL file extension!
.bel - Beamer layout file
.bel - HPXView binary event log archive file
.bel - Belon Compressed archive file
What is bel file? How to open bel files?
The bel file extension is also used in InDoors Spaces solution by Abyx. A .bel file is a "doorbell" for gaining access to an InDoors Space, perhaps audio file.
Enter any file extension without dot (e.g. pdf)
Search for file extension details and associated application(s)