This stylish travel iPod alarm clock is great for home or on the go. Wake and Sleep to your favorite music while charging your iPod. Universal dock plays and charges most docking iPod models means you can enjoy your music while keeping your iPod fully charged. Specially designed high-end drivers deliver astounding clarity, depth and power. An Aux-in jack allows you to listen to aux audio sources (e.g., computer, CD player). Sure Alarm battery backup for alarm during power interruptions. 12 or 24 hour display.