{HEAD ~ The scanner} 10 scans and decodes {TAIL ~ a conventional bar code} 12 printed onto a suitable label 14 
{ HEAD ~ The scanner } 10 scans and decodes { TAIL ~ a conventional bar code } 12 printed onto a suitable label 14
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH