Description : Fast Charge : This car bluetooth adapter support Type C PD QC 3 . 0 quick charge , can help you full charge in a short time Three Play Modes : bluetooth , USB flash drive and TF card , Fit for WMA , MP3 , WAV , APE , FLAC music formats Handsfree Call : You can answer phone calls with a press of the button . Make it easier and safer to answer calls while driving Voltage Display : equipped with a voltmeter , real time display of battery voltage , to show you the condition of your car battery 7 Color LED Atmosphere Light : 7 color backlit , driving is no longer boring Specification : Model : C87B Input voltage : DC12V - 24V PD fast charging port : TYPE - C 5V / 2 . 4A ; 9V / 2A ; 12V 1 . 5A ; U disk interface output : DC 5V / 1A ( MAX ) Detection voltage range : DC 0V - 30V PC interface type : Bluetooth Bluetooth version : 5 . 0 FM transmission distance : 5 meters Support TF card / U disk capacity : 64GB Voltage detection range : 6 - 30V FM frequency modulation function : Yes Power supply : cigarette lighter power supply Bit rate : 64 - 320KBPS Harmonic distortion :& lt ; 0 . 05 % FM :& lt ; 0 . 1 % Signal to noise ratio : 85db ( FM : 65db ) File support type : MP3 , WMA , APE , FLAC , WAV Material : Plastic Size Chart : Package size : 9 . 9x6 . 9x4 . 6cm / 3 . 90x2 . 72x1 . 81inch Package Includes : 1 Piece Car Charger 1 Piece Manual Note : 1 . Please allow slightly error due to manual measurement . 2 . Due to the difference between different monitors , the picture may not reflect the actual color of the item . 3 . Wish you a wonderful on - line shopping !