Features:<br> High-clear Picture Quality: Supports true 4K30 resolution input and output, ensuring the clarity and delicacy of the picture, allowing you to enjoy the ultimate visual experience.<br> Multiple Splicing Modes: Supports various splicing modes, including edge blending technology, which can be freely selected according to needs. The operation is simple, plug and play.<br> Cascading Function: Supports cascading of two machines, which can achieve larger screen splicing, such as 3X4, 4X3, 4X4, to meet more display needs.<br> Fast Switching: Fast switching speed, picture flip switching, seamless switching, providing a smooth viewing experience.<br> Strong Compatibility: 1 for HDMI input and 9 for HDMI outputs, compatible with various HDMI devices, such as computers, game consoles, DVDs, etc.<br> Flexible Settings: Supports arbitrary picture splicing selection, freely define the starting point, the interface order can be mixed at will, providing more customization options.<br> Note: For HDMI cable must use 19 + 1 full needle of wire.<br> Specification:<br> Optional plug: EU / US / UK Standard<br> Color: Black<br> Material: Metal<br> Stand-alone support mode: 1x1, 1x2, 1x3, 1x4, 2x1, 2x2, 2x3, 2x4, 3x1, 3x2, 3x3, 4x1, 4x2<br> Dual (2-machine Cascade) support mode: 3x4, 4x3, 4x4<br> Resolution: 3840x2160 30HZ (input and output)<br> Power connector: AC power connector 3<br> Power supply voltage: 121A<br> Power consumption: 5w<br> Audio access: SPDIF<br> Video input interface type: HDMI-Compatible<br> Product size: 20.5*9.7*2cm/4.72*2.59*1.73inch<br> Product weight: 480g<br> Package size: 24*13.8*6cm<br> Package weight: 750g<br> Package list:<br> 1* Host<br> 1* Power supply<br> 1* Remote Control<br> 1* Instruction manual