Btopllc FM Transmitter Wireless Audio Receiver Adapter Car Kit Audio Output Cable, Dual USB Charging, suitable for Apple, HTC, LG, Samsung or other tablets/Smartphone - Black This wireless FM transmitter allows you enjoy music, accept incoming call as hands-free, and charge your devices. Built-in Microphone, works with iPhone, Samsung Android SmartPhones,allow you to make calls while driving. Safety driving guarantee. -Easy operation, simply paired with your devices with built-in . Any angel adjustable, LED display. Support USB/Micro SD card. Compact and portable design Car FM transmitter, small size and lightweight, it can bring you more convenience and easy to carry on. Dual USB Charging ports, allow you to charge your devices while driving. Compatible with Apple, Samsung, HTC, LG, Windows Smartphone or other tablets/Smartphone.