HDMI Matrix 1,HDMI Matrix 4 inputs to 2 outputs 2,with remote control, box package 3,3D,1080p Support 4,Metal shell type Key ... , etc. SPC:AX-HM4T2WHDMI Matrix 4 input to 2 outputsSize of matrix: 17.5*8.3*2.7cmNet weight:0.34kgWith a power ... . Metal shell assembly type. Series HDMI matrix we haveHDMI Matrix 4-2HDMI Matrix 4-4