... SUPPORT SD/USB/FM 1,anti-theft alarm 2,input:DC15V 3,power:15W+15W 4,SD,USB Anti-theft alarm YT-009 support ... SD/USB/FMYT ELECTRONIC INTERNATIONAL CO.,LIMITED is subsidiary ... ELECTRONIC FACTORY1,motorcycle anti-theft alarm 2,SD:yes 3,USB:yes 4,MP3:yes 5,FM:yes 6,remote control ...