Upgrade your vehicle with Bluetooth streaming, hands-free calling, GPS audio, and more through your existing FM stereo. Simply plug the transmitter into your vehicle's power outlet, tune it to an open FM frequency, and enjoy wireless audio from any Bluetooth-enabled phone, tablet, or laptop. Bluetooth 5.0 and a noise-reducing microphone provide reliable connections and clear voice quality for calls and voice assistants.Keep everyone powered on the road with three built-in charging ports, including a 15W USB-C fast charging port and two USB-A ports. The transmitter also supports USB drive playback, making it easy to enjoy your favorite music without relying solely on your phone. A large digital display, oversized controls, and color-changing LED rim lighting add convenience and style to every drive.Designed for 12V and 24V vehicles, the IntelliCast Road delivers up to 15W of charging power with built-in short circuit and overcharge protection for safe, dependable performance. Its compact, space-saving design measures just 1.89 x 1.77 x 3.35 inches and weighs only 1.76 ounces, making it the perfect addition to almost any vehicle.