Compatible with: Swift Vitara Jimmy Installation Guide: 1. Before the installation, power off the car 2. Plug the MCARCDC into your car stereo changer port (usually on the back of the radio) 3. Insert the IPOD or USB disk or SD Card (please refer user manual about setting music files in the USB disk or SD Card) 4. For PC, PSP, MD, Mobile Phone etc aux device, connect it with Aux in port 5. Once the unit is installed, power on the radio, then press the CD button, You will then have the following control: Disk+/Disk-, Next track, previous track