iLive  Wireless Speaker System for iPod/iPhone - Black Made for iPod and iPhone - iPod and iPhone authentication IC Play and charge your device at the same time 2.4GHz wireless transmitter dock with two 2.4GHz speakers 3.5mm audio line input for connecting MP3 players (players sold separately) Includes remote (battery pre-installed), 2 support pads for iPod and iPhone, and 3 AC power adapters LED indicator on speakers for power and pairing Digital volume control Battery powered speakers