Griffin AutoPilot Charger for iPod and iPhone (2010 Packaging) Play your iPod or iPhone through your car stereo's AUX IN port as it charges Controls for play, pause, skip and scan forward and skip and scan backward 3-color charging light indicates charge status at a glance 1/8-inch (3.5 mm) line-out port to connect to your car stereo's AUX-in port Audio line-out with Hi/Lo switch for clear sound