CTA Deskmate Speaker with Dock Station for iPod and iPod mini Built-in dock provides same synchronization and data transfer options as your iPod dock and allows you to recharge your iPod Auxiliary input jack For connection with other audio devices, including laptops, and MP3 players Separate volume control Compatible with all iPod 20GB, 30GB, 40GB, 60GB, (3rdG -5thG) mini, nano and video Unique collapsible design hides the speakers when not in use