•UNIVERSAL COMPATIBILITY: The Car Bluetooth Receiver works with smartphones iPhone, iPad, iPod, Tablet and more;Supporting AUX output and input, work with Micro SD, TF card or MP3, MP4 players via 3.5mm audio jack. | •HIGN PERFORMANCE: Support A2DP, achieve the stereo music lossless transfer to your car speaker. Built-in microphone feature can offers your hands free talking and wonderful music. | •HUMANIZED DESIGN: 1.44inch LED screen display can show current voltage of the storage battery of your car, the name of songs or caller ID, connect information, also FM channel and volume. | •CHARGING STATION:With a universal USB port, charging your cellphones or other devices as car charger. Such as apple iPhone 7 6 6S Plus;Android Smartphones, Power Bank etc. | •EASY TO USE: Just plug the FlatFin best Bluetooth FM Transmitter in the car cigarette lighter; control it and the car radio at the same frequency (frequency range from 87.5 to 108 Mhz). Then let your phone/audio player connects this FM music gear via Bluetooth/audio line.