RAS AM/FM Stereo with CD for 4-speaker system. Provides 40 watts of total power at 3% total harmonic distortion, 10 AM/10 FM stations presets, separate bass and treble controls and Dolby Noise Reduction on radio and tape. Production Option RAS Radio. Wrangler requires a four-speaker system with this system. Order optional Sound Bar or Sound Deck. Has the 22 way connector for your 2003 up models, if installing to a diffrent year. Please purchase the adaptor kit for earlier years. Please see section for this.