The apple composite av cable allows you to connect your ipod iphone or ipad to your television so that you can watch videos or slideshows on the big screen you can also connect the cable to your stereo or powered speakers for a room filling audio experience the composite av cable connects to your device or universal dock via the 30 pin dock connector and to your tv home cinema receiver or stereo receiver via the composite video and redwhite analogue audio ports the cable also features a u