... 4SAudio fm transmitter for Iphone&Ipod&IPad&Laptop&mp31.Transmit stereo audio from your portable music player wirelessly to your car radio ... 9.Light and compact design for easy carriage10.Compatible for MP3,MD,CD,VCD,DVD,PDA,cassete,Laptop,recording pen,repeating ... ,Cellphone etc,with 3.5 mm standard jack ,accessories : one car charger Mp3 fm transmitter for Ipod&Iphone