8GB Walkman® Digital Music Player

Model # NWZ-E464  |   change model...
This model is also known as:
NWZE464, NWZE464B, NWZE464BL, NWZE464BLK, NWZE464BLUE, NWZE464GRN, NWZE464L, NWZE464P, NWZE464PNK, NWZE464RED,

Serial Number Location: On the back of the unit.