Feature: 100% brand new and high quality. FM Transmitter Support TF Card Car MP3 Bluetooth Player Material type: Plastic & Metal Item type: Bluetooth devices Size:9.8x9x3CM FM FM transmitter independent Bluetooth start / shutdown button support MP3 / WMA music format support the use of u disk to play music car MP3 USB output voltage Bluetooth FM transmitter: transfer the music inside the mobile phone, U disk, TF card, MP3 to the car audio player Car charging car Bluetooth hands-free: the phone can be hands-free calls through Bluetooth one button.the car USB: can read the u disk through the USB interface, or the card slot reads the TF card liquid crystal display frequency, the choice is more convenient direct button, play / pause, previous / next song Notice: Please allow 1-2cm error due to manual measurement. Pls make sure you do not mind before you bid. The colors may have different as the difference display,pls understand. If you have any problems, please contact us before open the dispute or give negative feedback,we will try our best to help you,thank you! Package Content: 1 x Car charger