In {TAIL ~ some embodiments} {HEAD ~ audible and visual indication} can be provided on the assemblies indicating successful exchange of the pairing information 
In
In { TAIL ~ some embodiments } { HEAD ~ audible and visual indication } can be provided on the assemblies indicating successful exchange of the pairing information
REL TAIL TAIL TAIL TAIL TAIL TAIL HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH