4GB Digital Music Player

Model # NWZ-A816  |   change model...
This model is also known as:
NWZA816, NWZA816/BLK, NWZA816/PNK, NWZA816/SLV, NWZA816/VLT, NWZA816/WHI, NWZA816BLK, NWZA816BLKBB, NWZA816BLKCC, NWZA816PNK, NWZA816PNKBB, NWZA816SLV, NWZA816VLT, NWZA816WHI, NWZA816WHIBB,

Serial Number Location: On the rear of the unit.