... & iPod 2.Handsfree,receive phone in safety 3.USB car charger 4.Mobile car speaker Handsfree FM Transmitter for iPhone 4 & iPodCar ... . * Handsfree function,so you can call or receive phones in car in safety.Compatible with:all iPods,all iPhones(including iPhone ... 4,iPhone 3GS,iPhone 3G,iPhone) New Mobile Handsfree car fm transmitter for iPhone 4S 3.5mm audio socket mobile smart phone