System: pal/ntsc Osd menu function: 1.Reversing image delay time 0~10s 2.Separately adjust camera mirror/normal 3.Multi-language Options for starting monitor(factory setting): 1.Power on boot default quad 2.Default memory 3.Power button Video inputs: four way video inputs, one way video output Contrast: 450:1 Visible area: 154x86mm (l)176x(w)123x(h)62mm