... language operation systeml Audio/ video real time video playbackl NTCS/PAL dual video systeml 4th channel (8th channel) video input, 1st channel BNC video output, support VGA display ... /75Ω,BNC×4Video:1.0Vp-p/75Ω,BNC×8Video outputChannel 1 composite video:1.0Vp-p/75Ω,BNC×1S video channel 1 VGA outputChannel 1 VGA output(frequency ...