Sony MP3 NWZ-B183F Lettore Musicale Protable 4 GB Lettore MP3 USB Rosa Walkman
Sony MP3 NWZ-B183F Protable Music Player 4GB Walkman USB MP3 Player Pink. Sony MP3 NWZ-B183F Protable Music Player 4GB Walkman USB MP3 Player. Could be found on google, search "Sony MP3 NWZ-B183F Manual".