Jensen Heavy Duty JHD3510 CD receiver Built-in CD Player with CD-R, CD-RW and MP3 format playability Sirius Satellite Radio ready ((but need another part)) 4-Channel 180 Watt Power Amplifier (4 x 45W) Full 7-Channel NOAA Weatherband Tuner with "Weather Alert" Front Panel mini Aux-In jack and rear RCA Aux-In.