... USB jack,MP5 supported car video player Specifications7 inch touch button car reverse mirror monitor(FM,SD,USB,MP5 ... USB,SD,MP5,touch button7 inch touch button car reverse mirror monitor(FM,SD,USB,MP5 optional): Model NO. ... section Power supply DC12V DC 24V optionalPower7WSize of monitor 250(L)*109(W)*27(D)Weight(Main ... power supply 7 inch touch button car reverse mirror monitor(FM,SD,USB,MP5 optional