Features Overview:# iPhone 30 pin adapter to USB (for charging) and 3.5mm audio out# Charge iPhone In car and play muic out to car Stereo at the same time# One end has a 30-pin connector that attaches to the bottom of your iPad, iPhone, or iPod, the end other splits into a 1/8" (3.5mm) stereo audio plug and a standard USB connector# Plug the audio into a home, portable, or car stereo to listen to high quality, line-out audio. Plug the USB into a computer or wall charger to charge the iPad, iPhone, or iPod while listening for hours# listening for hours while Plug the USB into a computer or wall charger to charge the iPad, iPhone, or iPod# USB Line Out Dock Cable lets you get high-quality line out audio from the dock connector of your iPad, iPhone, or iPod while charging Technical Specification# Works with all iPad, iPhone and iPod models except iPod shuffle# Total 120cm, The length between ipod connector and the spliiter is 59cm,each cable from the splitter to the end point is 61cm# Audio and USB cable are split for over 3 feet for extra reachability# USB 1.1 and 2.0 compatible What"s in the box# 1 * audio line out and usb dock cable