1. Single CD MP3/WMA 2. USB and SD MMC card input with recording possibility. 3. RDS/FM/AM Stereo car radio 4. FF/RW button, disc auto loading/eject. 5. ISO Connector 6. 4X25W/4X40W 7.ESP 8.Amplifier Built-in 9.Dolby 5.1 10.RDS optional