EARLDOM Dual USB 3.0 A Car Charger MP3 Audio Player FM Transmitter Handsfree Aux Modulator Smart Phone Charger Function Stereo, CAR CHARGER, Playback, FM Transmitter, Remote Control, Hands-free, Amplifier, Built-In Speaker, Fast Charging, APP Control, Colorful lights, Built-in Microphone, Voice Assistant, screen display, Power Off Memory, Hi-Res Sound Feature Type :PORTABLE, Bluetoth FM Transmitter Car Charger Audio: Format:MP3 Function : Stereo, CAR CHARGER, Playback, FM Transmitter PC Interface : Bluetooth-Enabled Place of Origin : Guangdong, China Model Number : ET-M71 Support : USB Flash Bluetoth Version : V5.0 Screen : LCD Screen Display USB Port : 2 USB Port & 1PD port