{HEAD ~ a delay processing part} for delaying {TAIL ~ the output speech signal} in accordance with the delay amount detected by the wraparound delay amount detecting part, 
for delaying
{ HEAD ~ a delay processing part } for delaying { TAIL ~ the output speech signal } in accordance with the delay amount detected by the wraparound delay amount detecting part ,
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH