AGPtEK Bluetooth FM Transmitter,Car Kit MP3 Player Wireless Radio Adapter with Dual USB Charger,Support SD Card/USB for Bluetooth Devices New version: AGPtEK new Bluetooth MP3 Player FM Transmitter with Remote Hands-free Car Kit Charger, support USB driver & Micro SD card, automatically play and transmit the MP3 files of USB driver and Micro SD card after matched with your radio by the frequency Dual USB charging ports: up to 2.1A 5V to charge most electronic devices. No need to worry about the power of mobile devices while traveling. Perfectly suitable for car owners Automatic memory function: It will record the song which you were playing last time and play it again when you restart the car Easy installation: Simply paired your phone with the Bluetooth FM Transmitter and Built-in microphone will offer clear talking and wonderful music Hands-free: set free your hands during answer the calls and let you safely drive