Official USB Charging Cord for SYRYN Waterproof MP3 Player by Underwater AudioTransfer music and charge your SYRYN: Replacement cord for the SYRYN waterproof MP3 player by Underwater Audio. 24 inches, USB to headphone jack. Sync files and charge SYRYN battery.Features of Official USB Charging Cord for SYRYN Waterproof MP3 Player by Underwater Audio..