2.5mm USB Charger Sync cable for NU Dolphin Touch Waterproof MP3 Player
The 2.5 mm USB charger sync cable is only for NU Dolphin Touch waterproof MP3 (previous generation) when it is connected to PC to manage music files and to charge the unit to USB wall charger.
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{"Date First Available": "December 5, 2014", "Manufacturer": "NU Inc."}