Therefore, {HEAD ~ the receiver} can perform {TAIL ~ remote control} of the recording/reproducing device without the extra transfer of the program number 
perform
Therefore , { HEAD ~ the receiver } can perform { TAIL ~ remote control } of the recording / reproducing device without the extra transfer of the program number
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH