Motorcycle MP3 with FM radio 1.Security alarm with MP3,FM radio function 2.Support USB/SD/TF/mmc, up to 8 ... with FM radioModel number:MK6141.Security Alarm with MP3, FM Radio function.2.Security Alarm Function with remote control, siren at ... control vol, play, forward, on/off.5.Power output: 2 x 15W.6.Power supply:12V direct current.7.Speaker quantity ...