4 input ports,2 output corresponding to the interface connected to the monitor or player,user use remote control or manually HDMI MATRIX 4*2 HDMI MATRIX 4*2 1.Support HDCP protection agreement 2.Support HDMI signal and HDMI 3 D signal input 3.Support 4 HDMI signals and HDMI 3 D signal input, 2 televisions all can choose any a signal and video link 4.Support HDMI output/output line length 15 M ...