HappyZone Universal USB Charging Kit with Fishbone Style Headset Wrap Keychain for Sony Walkman NWZ-E373, NWZ-E374 and NWZ-E375 MP3 Player High quality non-OEM USB Car Charger allows you to charge your device when you're on the go. High quality non-OEM USB Wall / Travel Charger allows you to charge your device when you're not at a computer with a wall plug, on vacation or staying at a hotel. High quality non-OEM USB 2in1 Sync Charging Data Cable lets you transfer files, songs, and movies Plug in the USB Sync Cable into the USB Car or the Wall / Travel charger and take it on the go. Compatible with Sony Walkman NWZ-E373, NWZ-E374 and NWZ-E375 MP3 Player ONLY