Bluetooth Transmiter FM USB 3.1A QC 3.0 Car Charger

Dual USB charging ports to charge most USB devices. Input 12 V / 24 V, port 1 A, with USB reading and charging function; Smart 3.1 loading port, which can intelligently identify Android or IOS devices and load them.
Bluetooth wireless FM transmitter adapter of car radio can transmit calls / MP3 music / mobile phone sound to car speakers.