... , HD-SDI 250cd/m2, contrast 800:1 7" LCD Field Monitor with Advanced Functions for Full HD Camera665/P (HDMI input ... , Advanced Functions)665/O/P (HDMI input & output, Advanced Functions) 665/S/P (HD-SDI,HDMI input ... & output, Advanced Functions) Functions: F1-F4, 4 user-definable buttons, default ...