The FM transmitter with both digital and analog audio inputs is a great solution for wirelessly transmitting audio to any FM receiver device, including walkmans, car radios, etc. Use our commercial-grade, FCC-certified transmitter for correctional facilities, live events, or drive-in applications such as churches, graduations, weddings, and more. The package includes a 3.5mm audio cable and power supply.  Digital optical, RCA to 3.5mm, and digital coax cables are available upon request. Requests must be made prior to shipping. The product comes with a 5-year warranty.