The Lexar Digital Music Player LDP-600 is a full-featured Digital Music player, which lets you listen and carry your favorite music wherever you go. It supports MP3 and WMA formats. It includes all of the features you would expect in a full featured Digital Music player such as an FM Radio with FM recording and Voice Recorder. It also includes other features that you wouldn’t expect such as the integrated FM transmitter. With the integrated FM transmitter, you can listen to your music files on any radio, including your car stereo. It also includes a rechargeable Lithium-ion battery with 14 hours of battery life on a single charge as well as an SD card slot for future memory upgradeability.