Dock Connector Extender Extension Cable for Apple iPad iPhone iPod (Black) High speed data transfer and sync. Support data transfer on iPod/iPhone. Support audio/video transfer on iPhone. The Dock Extender Cable allows you to dock your iPod or iPhone from a distance or while in a case. High quality 30 inner pin cords inside, include audio, video, sync, charger pin. Color: Black. Length: About 1M.