{HEAD ~ the communication terminal apparatus} has a front surface that faces a user when the terminal is placed adjacent the users head during use and a back surface that faces away from the user when {TAIL ~ the terminal} is placed adjacent the users head during use, 
{ HEAD ~ the communication terminal apparatus } has a front surface that faces a user when the terminal is placed adjacent the users head during use and a back surface that faces away from the user when { TAIL ~ the terminal } is placed adjacent the users head during use ,
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH