When I was looking up a plug-in for using iBeacon on phoneGap φ (○-○=) memo nyan
So far, there seem to be two types.
petermetz
https://github.com/petermetz/cordova-plugin-ibeacon
This seems to be compatible with android, and it also comes with a pretty kind commentary. (English)
jumbo-in-Jap
https://github.com/jumbo-in-jap/phonegap-ibeacon-plugin
Well, the plug-in settings are a little bit too.
It's impossible to make Monaca compatible.
So, I'll try using petermetz in a little detail.