... VGA,AV,PHONE,MIC,HDMI VIDEO,AUDIO,POWER,USB 4.CE certification MIC,audio,speaker,VGA and network conference room wall ... Use 4mm imported aluminum-magnesium alloy for panel material4. High quality box body with the statin finish and oxidizing treatment ... , high-grade and openhanded Backside of panel:Application:Exhibition display:CE certificate: ( JS-WP301 customized ) MIC,audio,speaker,VGA and ...