... 6"+613+1.5" FM,USB,sd card reader,Karaoke, remote control OEM 5.1 home ... 5Drivers: 6"+613+1.5"FM,USB,sd card reader,Karaoke, remote controlOEM *********************************************************** SPECIFICATIONSOutput power : 60W+ ... FUCTIONS : FM+USB+SD CARD READER +KARAOKER+REMOTE CONTROL+VFD