Large Screen: Excellent Visual Experience Vowish 3X3 Video Wall Controller, supports 1-way HDMI or DVI input and 9HDMI outputs. The main function is to divide a complete HDMI, DVI HD image signal into 9 blocks and assign them to 9 video display units (such as rear projection unit, LCD TV, etc.). Equipped with 9 HDMI high-definition video display units to form a large dynamic image screen. Effortless setup, intuitive control—the multifunctional remote puts the power of the mega wall right at your fingertips. With minimalist buttons for maximum enjoyment, technology becomes your ally through simplicity. 13 splicing modes, just a click to switch via IR Remote Controller or panel button "MODE", so easy! Supports one DVI input or HDMI input. Input support HDMI1.4, HDCP1.4. Input format: RGB/YUV24bit. Output format: RGB4:4:4 24bit. Support 3X3 stitching, easy operation, plug and play. Input support 1920x1080P 25/30/50/60Hz,3840x2160P 24/30HZ. Support for nine HDMI outputs. Supports 5.1CH audio output over optical fibers. Output support 1920x1080P 60HZ. Supports RS232. Supports remote control. DC12V / 2A power supply. All 9 screens can rotate 180 degrees Press the Choose key (hold down continuously to choose the output to rotate), while the OUT key confirms a 180° rotation of the output screen (except in 1X1 mode). Allow multiple inputs, including computers, laptops, set-top boxes, etc. Allow multiple outputs, including televisions, projectors, monitors, etc. The 3x3 tv wall controller has a wide range of applications