... SY-5820 2.support SD/USB 3. with FM radio USB speaker with FM radio,USB speaker,portable speaker,speaker with radioModel #: SY ... -5820LOUDSPEAKER FOR MP3 PLAYER,PCSUPPORT SD/MMC CARD, WITH USB PORTWITH FM ... AUTO SCAN RADIO, HIGH SENSITIVITY IN PROGRAM SCANNINGDOUBLE SPEAKER(SPEAKER ANGLE ...