8GB Walkman® Video MP3 Player

Model # NWZ-A728  |   change model...
This model is also known as:
NWZ-A728BRUCE, NWZA728, NWZA728B, NWZA728BLK, NWZA728BLKBB, NWZA728BLKCC, NWZA728BRUCE, NWZA728KEN, NWZA728KEYS, NWZA728PINKBB, NWZA728PNK, NWZA728PNKBB, NWZA728PNKCC,

Serial Number Location: On the back of the unit.