How to use: 

For Flash Memory(USB only) 1)Plug FM Modulator into vehicle 12v adapter 
2)Plug your Flash Memory into USB jack of FM Modulator 
3)Switch the channel of FM Modulator which is minimum interfered(87.7,87.9,88.1,88.3,88.5,88.7,88.9MHz) 
4)Turn your car stereo to the same FM frequency as the FM Modulator 
5)Press the Play button of the FM Modulator 
6)Play music from the vehicle stereo device through FM Modulator

For using the MP3/CD/DVD player 
1)Plug FM Modulator into vehicle 12v adapter 
2)Plug the Audio Cable into the earphone hole of your MP3/CD/DVD player and FM Modulator 
3)Select one of 7 FM frequencies which are pre-set(87.7,87.9,88.1,88.3,88.5,88.7,88.9MHz) 
4)Turn your car stereo to the same FM frequency sa the FM Modulator 
5)Press the Play botton of the FM Modulator 
6)Play music from the vehicle stereo device throngh FM Modulator

For using the Control Panel 1)Press the CH key to switch preset channel 
2)Turn your car stereo to the same FM frequency as the FM Modulator 
3)On/Off/Pause:pressing the PLAY/PAUSE one time means play/on;pressing it again means pause;pressing it for a long time means close/off.
4)Song select:press backward| means going back the fromer song;press forward |means advancing the next song.

For using the Remote Control(If you select the goods including Remote Control) 
1)Channel switch:press the CHANGE key to switch preset channel;turn your car stereo to the same FM frequency as the FM Modulator 
2)On/Off/Pause:when open the FM Modulator ,pressing the PLAY/PAUSE one time means play/on;pressing it again means pause;pressing it for a long time means close/off. 
3)Song select:Press PREV| means going back the foremer song;press NEXT |means advanching the next song; 
4)Volume select:press VOL- long time means volume down;press VOL+ long time means volume up

Features: 
•Fashionable and novel appearance 
•Excellent sound quality.extreme music experience
•Wireless transmission
•Several FM channels