The JBL On Stage 200ID loudspeaker dock is a complete sound system for iPod and iPhone--one that will become the new centerpoint of your personal entertainment space. Imagine a total audio system in one place, with no extra wires running across your table or desk. Connected to your new-generation iPod or iPhone, MP3 player or other music source, the JBL On Stage 200ID system produces clean, powerful sound, letting you take complete control of your music.