... 3,alarm by English speech 4,two way video input Main features:1,Display: 3.5"inch ... 240(H) 4,Video input:2 way video 5,Can be connected with the camera and parking sensors 6,2 ... -LCDDisplay Resolution480RGB*234 Camare Pixels:512*582 pixels Video inputtwo way(V1 and V2)lsb1cmSensor diamete22mmInstall modedrillSensor angleX ... & FCCAfter- sale service: one year warranty truck video parking sensor system