Check the listing for details. Monster LED Bluetooth FM Transmitter with 3.4 Amp USB Charging Ports SHIPS FREE. Color: Black, Condition: Open box, Made in China. Listed at 17.83 USD. This Monster LED Bluetooth FM Transmitter is the perfect addition to your car or portable audio setup. With its powerful 3.4 Amp USB charging ports, you can quickly charge your devices while enjoying your favorite tunes. The black color and sleek design make it a stylish accessory for any tech-savvy listener. This unit is a must-have for anyone who wants to stream music wirelessly and conveniently. Its Bluetooth technology allows for easy pairing with any compatible device, while the FM transmitter feature allows you to listen to your favorite radio stations. Made in China, this Monster LED Bluetooth FM Transmitter is a high-quality product that is sure to enhance your audio experience.