No Longer Available Charge and sync dock cradle for iPhone 3G (8GB, 16GB) and iPhone 3GS (16GB, 32GB). Stereo line out provides audio output with phone on dock; use standard RCA cable (not included) for audio output. Compatible with Windows XP, Vista, Windows 7, Mac OS X, and Linux (charge & audio out only for iPhone on Linux). Precise fit for iPhone 3G/3GS; can also be used with iPod Nano (4th and 5th generations). Guarantee to work, 1-year limited warranty. Charge iPhone if connected to a wall charger. Use standard dock connector USB cable (included). iPhone/iPod shown in picture(s) is for illustration purpose only; iPhone/iPod is NOT included. USB charge/sync cable is included.