Check the listing for details. Bluetooth Car FM Transmitter MP3 Player Hands free Radio Adapter Kit USB Charger. Color: Black, Condition: New. Listed at 15.99 USD. Bluetooth Car FM Transmitter MP3 Player Hands free Radio Adapter Kit USB ChargerItem Details:1. 100% high-quality new products.2.Bluetooth version 4.0, support for Bluetooth hands-free calls, Bluetooth music streaming, caller ID;3. Support TF card (Micro SD card) / USB Flash player (reader function), support MP3 / WMA music format;4. DC5V / 2.1A dual-charging USB port for all cell phones, tablets and other electronic charging products5.1.3 inch dot-matrix LED display, frequency dot display, file name and status information6.Supports UMA menu language setting, playback mode and sound mode;7. Memory supports power failure and folder playback;8. AUX in/out function;9.AUX input and output function; car battery voltage indication;10.FM frequency range: 87.5 MHz to 108 MHz11.Auto power off memory function12.Supported languages: Chinese, English, French, Spanish, German, Portuguese, Italian, Dutch, Swedish, Russian Specifications:1. Condition：100% Brand new2. FM Transmitter Mode: Digital Stereo PLL Lock3. Nominal operating voltage: 12 V-24 V.4. Size of LED screen: 1.3 inches5.USB output: 5V / 2.1A 5V / 1.0A5.Working temperature: 0-40 degrees Celsius6. Support game format: MP3 / WMA7. TF / USB flash storage: 60db9. Distortion: 60db12. Version: version 4.0 + EDR13. Bluetooth transmission distance: 10M14. Effective range of the blue tooth: 0.5-2 M15.Bluetooth sound processing: A2DP (Advanced Audio Distribution Profile)16. FM transmission frequency: 87.5-108 MhzPackage Included: