... monitors of 15",17",19",22" 3.Memory playing function, TV tuner 4.DC 12/24V Description and advantages 1.Bus Multi ... monitors of 15",17",19",22"3.Memory playing function, TV tuner4.DC 12/24V Hard disk player specifications Panelfixed panel ... Functionpanel can insert USB card playRadio functionbuilt-in FM radio tuner automatic computer ability in the cableSound functionEQ sound control, stereo ...