Big buttons ensure easy operation with multi functions such as adjusting FM frequency, play/pause, previous/next song, volume up/ down, answer/ reject calls, redial call.

With a wide compatibility, this radio adapter fits iPhone, iPad, iPod, tablets, Samsung Android Smartphones, MP3 players and more devices equipped with Bluetooth functions. Also supports U-disk/Micro SD Card up to 32G; A2DP; MP3/ WMA format

Charging easily: input 12-24 V; Output 2 USB ports 5V/ 3.4A, and the intelligent charge port allows for smart identification for android or iPhone devices (Note: there are 2 USB ports including "lightning icon" as charger and "music/ lightning icon" as both charger and U-disk)

Features
Multifunctional button: Answer/hang-up/reject/redial
Dual USB Charge Ports (output 1: 5V2.4A; output 2: 5V 1.0A)
Built-in microphone
LED Car Voltage/ FM Frequency/Song Serial Number Display
Detects and display the voltage of car battery
2 USB ports charge 2 devices simultaneously