When the operating unit is at an operating position, it is closely attached to {TAIL ~ an input unit} provided on the front surface of {HEAD ~ a mobile phone} 
When the operating unit is at an operating position , it is closely attached to { TAIL ~ an input unit } provided on the front surface of { HEAD ~ a mobile phone }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD