... support SD/MMC card extend memory CE,ROHS car mp3 player product attribute1. Read MP3/WMA files from USB flash disk or SD ... , then enjoy music via car stereo.2. Support external audio player (MP3 Player, CD, VCD, etc).3. Draw power from the cigarette lighter ... the car (DC12V power).4. Rotary joint design more convenient to adjust the device position.5. Frequency and music track memory ...