This reproduces pulse code modulated sound waveform data capable of simultaneously reproducing over a plurality of sets of sound channels represented by {TAIL ~ a product} of M and {HEAD ~ N} 
This reproduces pulse code modulated sound waveform data capable of simultaneously reproducing over a plurality of sets of sound channels represented by { TAIL ~ a product } of M and { HEAD ~ N }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD