Patent ID: 7280802

Claim:
An FM transmitter and power supply/charging assembly electrically coupleable with an MP3 player, said assembly comprising a modular docking unit having a main body portion with a docking cavity therein, with retention means for retaining the MP3 player in position in the cavity, wherein the main body portion contains said FM transmitter and power/charging circuitry, with coupling means in the docking cavity for connecting the MP3 player with the FM transmitter and power/charging circuitry, to accommodate FM transmission by said FM transmitter of audio content when played by said MP3 player in the docking cavity of the modular docking unit, and with means for transmitting electrical power through said modular docking unit and said power/charging circuitry therein, for charging of a battery of the MP3 player and/or powering of the MP3 player.