The present invention relates to {HEAD ~ miniature receivers} used in {TAIL ~ listening devices}, such as hearing aids 
used in
The present invention relates to { HEAD ~ miniature receivers } used in { TAIL ~ listening devices } , such as hearing aids
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH