Earldom Best Earldom FM Transmitter Bluetooth-Compatible 5.0 Car Kit Dual USB Car Charger 3.1A 1A 2 Port USB MP3 Music Player Company - Earldom,Provide diversified product customization services.
Support Bt hands-free phone calling via its built-in microphone.
Support A2DP function. Music will be played directly while the mobile phone is connected.
Built-in dual USB 5V / 4.1A output, 3.1A USB port support smart charging, it is available for charging most kinds of devices in car.
Support SD/TF memory card and U disk, can play music files on MP3/WMA/APE/FLAV/WAV format.