The electronic device has {HEAD ~ a speaker, alarm lamps} and a level meter and can transfer {TAIL ~ data} wirelessly 
The electronic device has { HEAD ~ a speaker , alarm lamps } and a level meter and can transfer { TAIL ~ data } wirelessly
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH