... price 4,Delivery timely 5,Good service Integrated LCD Splicing Video Wall Controller P816 Function:• All hardware architecture operating system; • ... ; • No risk of virus infection, safety, good; • Integrated multi-channel video signal source types: HDMI,DVI,VGA,Y/C, Y/Pb ... /Pr,composite video. • Composite video can ring out. • built-in 3D video separation circuit unit bright colors, • ...