The "Brick" iPod/iPhone Speaker Dock with Built-In amplifier. Provides efficient, high-quality audio reproduction from a very small system. Universal iPod docking station. accepts iPod touch, iPhone, and any iPod model with a click wheel. Auxiliary input -enables you to play other audio sources, such as a portable DVD player, CD player or other MP3 playe. iPod charger - charges docked iPod or iPhone when the system is plugged in . Remote control -enables you to control your iPod or iPhone anywhere in the room. Built-in FM tuner