C26 Car Kit Bluetooth Hands-free Music Player FM Transmitter with Dual USB Port

Car MP3 wireless FM transmitter:  You can enjoy your phone music when driving and plays a louder and clearer phone navigation voice on the car stereo.  
Support Bluetooth hands-free phone calls via the built-in microphone.  
Built-in dual USB ports, Max. 5V / 3.4A output, support to charge most electronic devices with USB charging port such as smartphone, tablet, camera, speaker, power bank, etc.  
Supports smart fast charging: it automatically identifies all kinds of mobile phone, tablet, provides and output a stable and fastest charging current.  
Support USB flash drive: music reading can play music files on MP3/WMA format.  
Support voltmeter function, the screen will display the car battery voltage when it is turning on.  
Built-in intelligent management chip: effectively prevent over-temperature, over-charge, over-voltage, over-current and short circuit, safe to use.  
With voice prompts: Support to report phone number when a call is coming and redial the last call.  
DC 12-24V voltage input, applicable to most cars, trucks, off-road, etc.