Package Contents: iPod Nano 2GB MP3 Player Earbud headphones USB cable Dock adapter . Additional Information: Charging via USB or FireWire to computer system or power adapter. Skip Protection: Skip-free playback Documentation: Electronic documentation and getting started guide Headphone: Earbud-style headphones with 18-mm drivers using Neodymium transducer magnets Impedence: 32 ohms Customizable settings: Customize main menu Create multiple On-the-Go playlists Adjust audiobook playback speed Clicker playback through headphones Rate songs Shuffle songs or albums Repeat one or all Sound Check on or off 20 Equalizer settings Backlight timer Display contrast Alarms on, off or silent Sleep timer Date and time Display time in menu bar Contacts sort and display by first or last names Clicker on or off Languages: Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Swedish, Traditional Chinese and Turkish Additional language support for display of song, album and artist information: Bulgarian, Croatian, Romanian, Serbian, Slovak, Slovenian and Ukrainian .